The radius of the line of latitude through X is approximately 5729 km, and the latitude of Y is approximately 43°.
Let X be the starting town with coordinates (28°N, 66°E), and let Y be the destination town which is 3900 km due South of X. We want to find the radius of the line of latitude through X, and the latitude of Y.
First, we can find the distance between X and Y using the Pythagorean theorem. The distance due South is 3900 km, and the distance due East is 28° × R, where R is the radius of the Earth. Using t=2 and R=6406 km, we have:
distance due East = 28° × 6406 km × cos(66°) ≈ 2055.6 km
distance between X and Y = sqrt((3900 km)^2 + (2055.6 km)^2) ≈ 4498.6 km
Next, we can find the latitude of Y using the formula:
latitude of Y = 90° - arctan(distance due South / radius of the Earth)
Using t=2 and R=6406 km, we have:
latitude of Y = 90° - arctan(3900 km / 6406 km) ≈ 43°
Finally, we can find the radius of the line of latitude through X using the formula:
radius of line of latitude = radius of the Earth * cos(latitude of X)
Using the coordinates of X, we have:
latitude of X = 28°N
radius of line of latitude = 6406 km * cos(28°) ≈ 5729 km
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Divide.
Simplify your answer as much as possible.
The polynomial expression becomes -20vz⁶ + 36v⁴z⁵ + 24v⁶ z⁶
How did we arrive at the above?In order to divide, first collect the like terms and then perform the operation. So, we have:
(-20vz⁶ + 32v⁴z⁵ +24v⁶ z⁶) + (4v⁴ z⁵) = -20vz⁶ + (32v⁴z⁵ +4v⁴ z⁵) + 24v⁶ z⁶
Simplifying the expression in parentheses, we get:
32v⁴z⁵ +4v⁴ z⁵ = 36v⁴z⁵
So, the expression becomes:
-20vz⁶ + 36v⁴z⁵ + 24v⁶ z⁶
This expression cannot be simplified any further.
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Let f(x, y) = 1 - xy + y2 Compute fx(-2, 1) and fy(-2,1), and interpret these partial derivatives geometrically."
For the function f(x, y) = 1 - xy + y²= -y = -1, fy(-2,1) = 2y - x = 3.
When y is stationary, the rate of change of f with respect to x is determined by the partial derivative fx. Meanwhile, fy measures the rate of change of f in relation to y while holding x constant.
At the point (-2,1), the fx partial derivative symbolizes the incline of the level curve tangent line that follows the x-direction in relation to f. Its counterpart fy denotes the incline of the level curve tangent line that follows the y-direction regarding f at (-2,1).
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Complete answer - Let f(x, y) = 1 - xy + y² Compute fx(-2, 1) and fy(-2,1), and interpret these partial derivatives geometrically."
Let lim f(x) = 3 and lim g(x)= 12. Use the limit rules to find the following limit. X-5 X-5 lim f(x) X-75 g(x) f(x) lim = *-—5 g(x) (Type an integer or a simplified fraction.)
The final answer to this limit question is 1/4.
a function from a set X to a set Y assigns to each element of X exactly one element of Y.[1] The set X is called the domain of the function[2] and the set Y is called the codomain of the function.
Given that lim f(x) = 3 and lim g(x) = 12, we want to find the limit:
lim (f(x) / g(x)) as x approaches -5.
Using the limit rules, specifically the quotient rule, we have:
lim (f(x) / g(x)) = lim f(x) / lim g(x)
Now, substituting the given limits:
lim (f(x) / g(x)) = 3 / 12
Simplifying the fraction:
lim (f(x) / g(x)) = 1/4
So, the answer is 1/4.
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ignore the 94 don’t really understand this problem pls help (giving brainliest)
Answer:
measure of angle GHJ = 1/2 the measure of arc GJ = (1/2)(86°) = 43°
measure of angle JIG = 1/2 the measure of arc GJ = (1/2)(86°) = 43°
Besides the 3 discontinuities (infinite, removable and jump) name 3 scenarios in which the derivative does not exist. Draw a sketch of the situation.
The function may still be continuous.
The lack of differentiability only implies that the function is not smooth at that point.
How to find that either the derivative exists or not?Here are three scenarios in which the derivative of a function may not exist, along with a sketch of each situation:
Corner: A function may not be differentiable at a corner, where the graph abruptly changes direction.
At a corner, the left and right-hand limits of the derivative do not match. Here is a sketch of the situation:
/
/
/
/
/
---------------/----------------
Cusp: A function may not be differentiable at a cusp, where the graph has a sharp point.
At a cusp, the left and right-hand limits of the derivative approach different values. Here is a sketch of the situation:
/
/
/
/
/
------/--------
\
\
\
\
\
Vertical tangent: A function may not be differentiable at a vertical tangent, where the graph has a vertical line tangent to the curve.
At a vertical tangent, the derivative is either infinite or undefined. Here is a sketch of the situation:
|
|
------|-------
|
|
Note that in all three of these situations, the function may still be continuous.
The lack of differentiability only implies that the function is not smooth at that point.
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PLEASE I NEED HELP I WILL MARK BRAINLEIST!!!!!!!!!!!!!
The table displays data collected, in meters, from a track meet.
three fourths 3 1 8
5 one fourth three fifths seven halves
What is the median of the data collected?
3.5
3
2
1
Answer:
2
Step-by-step explanation:
The median of a data set is the middle value when the data is arranged in order of size.
If the number of data points is odd, the median is the middle value. If the number of data points is even, the median is the average of the two middle values.The given table of data is:
[tex]\begin{array}{|c|c|c|c|}\cline{1-4}\vphantom{\dfrac12}\frac{3}{4}&3&1&8\\\cline{1-4}\vphantom{\dfrac12}5&\frac{1}{4}&\frac{3}{5}&\frac{7}{2}\\\cline{1-4}\end{array}[/tex]
Arrange the data in order of size:
[tex]\dfrac{1}{4},\;\dfrac{3}{5},\;\dfrac{3}{4},\;1,\;3,\;\dfrac{7}{2},\;5,\;8[/tex]
As there are 8 data values, the median is the average of the two middle values.
The two middle values are 1 and 3.
The average of 1 and 3 is 2:
[tex]\dfrac{1+3}{2}=\dfrac{4}{2}=2[/tex]
Therefore, the median of the given data is 2.
Find f'(4) for f(x) = ln (2x^3"). Answer as an exact fraction or round to at least 2 decimal places.
To find f'(4) for the function f(x) = ln(2x^3), we first need to find the derivative f'(x) using the chain rule.
The chain rule states that the derivative of a composite function is the derivative of the outer function times the derivative of the inner function.
For f(x) = ln(2x^3), the outer function is ln(u) and the inner function is u = 2x^3.
The derivative of the outer function, ln(u), is 1/u.
The derivative of the inner function, 2x^3, is 6x^2 (using the power rule).
Now, apply the chain rule: f'(x) = (1/u) * 6x^2 = (1/(2x^3)) * 6x^2.
Simplify f'(x): f'(x) = 6x^2 / (2x^3) = 3/x.
Now, find f'(4): f'(4) = 3/4.
So, f'(4) for f(x) = ln(2x^3) is 3/4 or 0.75 when rounded to 2 decimal places.
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Solve the problem.
A pollster wishes to estimate the true proportion of U. S. Voters that oppose capital punishment. How many voters should be surveyed in order to be 96 percent confident that the true proportion is estimated to within 0. 02?
A)2627
B)53
C)2626
D)1
The pollster should survey 2627 voters in order to be 96 percent confident that the true proportion of U.S. voters opposing capital punishment is estimated to within 0.02.
To determine the sample size needed for estimating a proportion, we can use the formula:
n = (Z^2 * p * q) / E^2
where:
n is the sample size
Z is the z-value corresponding to the desired confidence level (96 percent confidence corresponds to a z-value of approximately 1.75)
p is the estimated proportion (since we don't have an initial estimate, we can assume a conservative estimate of 0.5)
q is 1 - p (complement of the estimated proportion)
E is the desired margin of error (0.02)
Plugging in the values, we have:
n = (1.75^2 * 0.5 * 0.5) / 0.02^2
n ≈ 2627
Therefore, the pollster should survey 2627 voters in order to be 96 percent confident that the true proportion of U.S. voters opposing capital punishment is estimated to within 0.02.
This sample size calculation ensures that the estimate of the true proportion will have a margin of error (E) of 0.02 or less, providing a high level of confidence (96 percent) in the accuracy of the estimate.
In conclusion, by using the formula for sample size estimation, the pollster should survey 2627 voters to achieve a 96 percent confidence level with a margin of error of 0.02 when estimating the true proportion of U.S. voters opposing capital punishment.
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Which number sequence follows the rule subtract 15 starting from 105? 15, 30, 45, 60, 75 15, 10, 25, 20, 35 105, 100, 95, 90, 85 105, 90, 75, 60, 45
The number sequence that follows the rule of subtracting 15 starting from 105 is 105, 90, 75, 60, 45.
To obtain this sequence, we start with 105 and subtract 15 from it to get 90. Then we subtract 15 from 90 to get 75, and so on until we reach 45. Each term in the sequence is obtained by subtracting 15 from the previous term.
It is important to note that this is an arithmetic sequence with a common difference of -15. The formula for finding the nth term of an arithmetic sequence is: an = a1 + (n-1)d, where an is the nth term, a1 is the first term, and d is the common difference. Using this formula, we can find any term in the sequence by plugging in the appropriate values.
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7. Eugene earns $2,700 monthly. He is going to be receiving a 3. 5% raise. With this new roise, he
believes he will earn more than $2,800 a month. Is Eugene correct in his thinking? Why or why
nol? Justifying your reasoning,
Summarize today's lesson:
Car Mr V Model 2017
Answer: Regarding "Car Mr V Model 2017," I'm not sure what you're asking. Can you please provide more context or a clear question?
Step-by-step explanation:
To determine if Eugene's thinking is correct, we need to calculate his new monthly salary with the 3.5% raise.
3.5% of $2,700 is (3.5/100) x $2,700 = $94.50
Eugene's new monthly salary is $2,700 + $94.50 = $2,794.50
So, Eugene's thinking is not correct. His new monthly salary with the 3.5% raise is $2,794.50, which is still less than $2,800.
Today's lesson was not provided in your question. Please provide a topic or question for me to provide a summary of today's lesson.
Regarding "Car Mr V Model 2017," I'm not sure what you're asking. Can you please provide more context or a clear question?
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f(x)=(2−x)(x+4)^2(A) Find all critical values of f. If there are no critical values,enter -1000. If there are more than one, enter them separated bycommas.Critical value(s) = ______________(B
The critical values are x = -4 and x = 2.
Given the function f(x) = (2-x)(x+4)^2, we need to find the critical values.
Critical values are the points where the derivative of the function is either zero or undefined.
Step 1: Find the derivative of f(x). f'(x) = d/dx((2-x)(x+4)^2)
Step 2: Apply the product rule, which states d(uv) = u*dv + v*du,
where u = (2-x) and v = (x+4)^2. f'(x) = (2-x)*d/dx((x+4)^2) + (x+4)^2*d/dx(2-x)
Step 3: Compute the individual derivatives. f'(x) = (2-x)*(2(x+4)) + (x+4)^2*(-1)
Step 4: Simplify the expression. f'(x) = -2(x+4)^2 + 4(x+4)(2-x)
Step 5: Set f'(x) equal to 0 and solve for x. 0 = -2(x+4)^2 + 4(x+4)(2-x)
Step 6: Factor out a common term. 0 = 2(x+4)[-1(x+4) + 2(2-x)]
Step 7: Solve for x. 0 = 2(x+4)(-x+2) x = -4, 2 The critical values are x = -4 and x = 2.
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one year ago, jay was 140 cm tall. He is 5% taller now than he was then. How tall is Jay now?
Answer:
Recall 5%=.05 as a decimal. Then multiply 140(.05)=7 to get how many centimeters he grew. Add 140+7=147 to get his current height.
Antawn Jamison lanza tiros libres. Anotar o fallar los tiros libres no cambia la probabilidad de que anote en el siguiente tiro, y él anota 73\%73%73, percent de sus tiros libres. ¿Cuál es la probabilidad de que Antawn Jamison anote sus siguientes 9 tiros libres?
la probabilidad de que Antawn Jamison anote sus siguientes 9 tiros libres es del 7.33%.
What is probability?
By simply dividing the favorable number of possibilities by the entire number of possible outcomes, the probability of an occurrence can be determined using the probability formula. Because the favorable number of outcomes can never exceed the entire number of outcomes, the chance of an event occurring might range from 0 to 1.
La probabilidad de que anote un tiro libre es del 73%, lo que significa que la probabilidad de que falle es del 27%.
La probabilidad de que anote sus próximos 9 tiros libres es:
0.73 x 0.73 x 0.73 x 0.73 x 0.73 x 0.73 x 0.73 x 0.73 x 0.73 = 0.0733
Por lo tanto, la probabilidad de que Antawn Jamison anote sus siguientes 9 tiros libres es del 7.33%.
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f(x) = ln √(4x+5)/√(7x-4) f(x) = _____
The function can be expressed in terms of natural logarithms as f(x) = (1/2) ln (4x+5) - (1/2) ln (7x-4).
The function is, f(x) = ln √(4x+5)/√(7x-4)
First, note that we can simplify the expression inside the natural logarithm by applying the rules of radicals:
√(4x+5)/√(7x-4) = (4x+5)^(1/2) / (7x-4)^(1/2)
Now, we can apply the rule for the logarithm of a quotient, which states that:
ln (a/b) = ln a - ln b
Using this rule, we can rewrite the given function as:
f(x) = ln [(4x+5)^(1/2) / (7x-4)^(1/2)]
= ln (4x+5)^(1/2) - ln (7x-4)^(1/2)
Next, we can apply the rule for the logarithm of a power, which states that:
ln a^n = n ln a
Using this rule, we can simplify the logarithms in the expression above:
f(x) = (1/2) ln (4x+5) - (1/2) ln (7x-4).
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March 1, 2020, Dorchester Company's beginning work in process inventory had 6,000 units. This is its only production department. Beginning WIP units were 50% complete as to conversion costs. Dorchester introduces direct materials at the beginning of the production process. During March, all beginning WIP was completed and an additional 24,500 units were started and completed. Dorchester also started but did not complete 6,500 units. These units remained in ending WIP inventory and were 50% complete as to conversion costs. Dorchester uses the weighted-average method. Use this information to determine for March 2020 the equivalent units of production for conversion costs. Round to whole number (no cents)
For March 2020, the equivalent units of production for conversion costs are 30,750, rounded to the nearest whole number.
To determine the equivalent units of production for conversion costs in March 2020 for Dorchester Company, we need to follow these steps:
Calculate the equivalent units for the beginning work in process inventory:
Beginning WIP units = 6,000
Completion percentage for conversion costs = 50%
Equivalent units for beginning WIP = 6,000 * 50% = 3,000
Calculate the equivalent units for the units started and completed during March:
Units started and completed = 24,500
Completion percentage for conversion costs = 100%
Equivalent units for started and completed units = 24,500 * 100% = 24,500
Calculate the equivalent units for the ending work in process inventory: Ending WIP units = 6,500
Completion percentage for conversion costs = 50%
Equivalent units for ending WIP = 6,500 * 50% = 3,250
Sum up the equivalent units from steps 1, 2, and 3:
Total equivalent units for conversion costs = 3,000 (beginning WIP) + 24,500 (started and completed units) + 3,250 (ending WIP) = 30,750
So, for March 2020, the equivalent units of production for conversion costs are 30,750, rounded to the nearest whole number.
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how many favorable outcomes will there be for spinning the same color twice?
The number of favorable outcomes for spinning the same color twice will depend on the number of colors on the spinner.
If there are only two colors on the spinner, such as red and blue, then there will be only one favorable outcome, which is spinning either red or blue twice.
If there are more than two colors on the spinner, the number of favorable outcomes will depend on the number of times each color appears on the spinner.
For example, if there are four colors on the spinner, and each color appears equally, then there will be four favorable outcomes: spinning red twice, spinning blue twice, spinning green twice, or spinning yellow twice.
In general, if there are n colors on the spinner and each color appears with equal probability, then the number of favorable outcomes for spinning the same color twice will be n.
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Hector parked his SUV in long-term parking while he traveled to China. What does the slope of the line represent? A Hector's parking fees decreased by $30 each week. B Parking cost a flat fee of $30. Parking cost $30 per day. Hector got a $30 discount to park his SUV.
The slope of the line represent Parking cost $30 per day. The correct answer is C.
The slope of a line represents the rate of change between two variables. In this case, the line represents the relationship between Hector's parking fees and the number of days he parked his SUV.
The unit of the slope of the ine represents
Cost/ number of days = 30 $/day
The fact that the slope is negative (-$30) means that for each additional day Hector parked his SUV, his parking fees decreased by $30. This indicates that the parking fee is a function of the number of days parked, and it costs $30 per day. The correct option is C.
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--The given question is incomplete, the complete question is given
" Hector parked his SUV in long-term parking while he traveled to China. What does the slope of the line represent?
A Hector's parking fees decreased by $30 each week.
B Parking cost a flat fee of $30.
C Parking cost $30 per day.
D Hector got a $30 discount to park his SUV. "--
Question 15 (5 points) Which of the following is true of (1, 4) and (1, −7)? Question 15 options: More information is needed to determine the relationship between the two points. The points lie on a diagonal line. The points lie on a horizontal line. The points lie on a vertical line.
The two supplied points (1, 4) and (1, −7), have identical x-values. These would create a vertical line if graphed, then joined.
Explain about solutions of equation of line:The points where the lines representing the intersections where the two linear equations intersect are referred to as the solution of a linear equation.
In other words, the set of all feasible values for the variables that satisfy the specified linear equation constitutes the solution set of a system of linear equations.When the graphs cross at a particular point, a system of linear equations does indeed have a single solution. No answer. So when graphs are parallel, an equation system with linear components cannot be solved.Given that:
Line has points: (1, 4) and (1, −7).
The two supplied points have identical x-values. These would create a vertical line if graphed, then joined.
The diagram is attached:
Hence, a vertical line would be formed by the points.
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Complete question:
Which of the following is true of (1, 4) and (1, −7).?
options:
More information is needed to determine the relationship between the two points. The points lie on a diagonal line. The points lie on a horizontal line.The points lie on a vertical line.The diameter of a spherical ballon shrinks to one-half of it’s original size. Describe how the surface area and volume of the balloon change.
Answer:
when the diameter of a spherical balloon shrinks to one-half of its original size, the surface area of the balloon will decrease to one-fourth of its original size, while the volume will decrease to one-eighth of its original size.
Step-by-step explanation:
When the diameter of a spherical balloon shrinks to one-half of its original size, it means the new diameter is half of the original diameter.
Let's assume the original diameter of the balloon was "d," then the new diameter will be "d/2."
Surface Area:
The surface area of a sphere is given by the formula 4πr², where "r" is the radius of the sphere. Since the diameter of the sphere is halved, the radius will also be halved. Therefore, the new surface area (SA') of the balloon will be:
SA' = 4π (d/4)² = πd²/4
Thus, the new surface area of the balloon will be one-fourth (1/4) of the original surface area.
Volume:
The volume of a sphere is given by the formula (4/3)πr³. Again, since the diameter of the sphere is halved, the radius will also be halved. Therefore, the new volume (V') of the balloon will be:
V' = (4/3)π (d/4)³ = πd³/24
Thus, the new volume of the balloon will be one-eighth (1/8) of the original volume.
Use the digits -9 to 9 to complete the puzzle below. Try all the combinations. But as you begin doing that, you will realize that, in some cases, you are looking for factor combinations with a particular sum or difference. You will see that some numbers must be greater than a particular value in order to produce the product you are looking for. (Hint: Consider a negative imaginary number in the second set of parentheses.) Show your work to confirm your solution.
The correct equation is,
⇒ (5 - 6i) (2 + 4i)
Let us assume that;
⇒ (a + bi) (c + di)
⇒ ac + adi + bci + bdi²
⇒ (ac − bd) + (ad + bc)i
Matching coefficients:
30 < ac − bd < 80
ad + bc = 0
Hence, We need to pick four integers between -9 and 9 such that these two equations are satisfied. One possible combination is:
a = 8, b = -4, c = 6, d = 3
The number would be:
ac − bd = (8)(6) − (-4)(3) = 60
Puzzle 2
Using the result from Puzzle 1:
ac − bd = 34
ad + bc = 8
Like before, it makes sense to assume b is negative. With some trial and error, one possible answer is:
a = 5, b = -6, c = 2, d = 4
Thus, The correct equation is,
⇒ (5 - 6i) (2 + 4i)
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Find the measure of ZB b 60⁰
Answer: b = 30°
Step-by-step explanation:
The little square represents a 90-degree angle.
90° - 60° = b
30° = b
b = 30°
The following table gives the number of registered pleasure boats (in tens of thousands) and the number of manatee deaths caused by boats in florida for each year from 1991 to 2014. boats 'ten thousands) 68 manatee deaths 68 53 67 38 39 7 l 79 1 83 90 68
It appears that the relationship between the number of registered pleasure boats and manatee deaths fluctuates over the years. While there is no clear trend, it is important to consider the possible effects of increased boat registration on manatee populations.
The table you provided shows the number of registered pleasure boats (in tens of thousands) and the number of manatee deaths caused by boats in Florida from 1991 to 2014.
When the number of registered pleasure boats increases, there could be a higher likelihood of boat-related manatee deaths. As more boats are present in the water, manatees may face increased risks from boat strikes, which can lead to injuries or fatalities. Additionally, more boats may lead to habitat destruction, indirectly affecting manatee populations.
It is crucial for boat owners to follow safe boating practices to protect manatees and their habitats. Some measures to reduce manatee deaths include obeying speed limits in designated manatee zones, wearing polarized sunglasses to increase visibility, and being cautious in shallow areas where manatees might be feeding or resting.
In conclusion, the relationship between the number of registered pleasure boats and manatee deaths in Florida is complex and fluctuating. However, it is essential for boat owners to be aware of the potential risks and take necessary precautions to protect these gentle marine mammals.
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The five smith children run to the ice cream truck. In how many orders can they be served one at a time?
Please answer the other questions if possible
There are 120 possible orders in which the five Smith children can be served one at a time.
How to calculate the number of ordersIf we assume that each child is served one at a time, then the first child can be served in 5 ways, the second child can be served in 4 ways (since one child has already been served), the third child can be served in 3 ways, the fourth child can be served in 2 ways, and the fifth child can be served in 1 way.
Therefore, the total number of orders in which the children can be served one at a time is:
5 x 4 x 3 x 2 x 1 = 120
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Directions: Write an equation for the circle shown on the graph in standard form. 15.
Answer: x(squared) + (y + 2)(squared) = 36
Step-by-step explanation:
The center of the circle is at (0 , -2), so we will eliminate the x value by just writing x(squared), and then we will write the y value as (y + 2)(squared) because the standard form for a circle is
(x - h)(squared) + (y + 2)(squared) = r(squared)
And if we count from the center to the top point of the circle, the number would be 6, so we would square 6 which would be 36.
Given the following side lengths of a triangle 2,10,11 what type of triangle is formed
The type of triangle formed from the side lengths of a triangle 2, 10, 11 is a scalene triangle.
Based on the given side lengths of a triangle (2, 10, 11), we can determine the type of triangle formed by examining their relationships. First, let's check if these side lengths can form a valid triangle using the Triangle Inequality Theorem, which states that the sum of the lengths of any two sides must be greater than the length of the remaining side. In this case, 2 + 10 > 11, 2 + 11 > 10, and 10 + 11 > 2, so a triangle can be formed.
Now let's identify the type of triangle. There are three main categories to consider: equilateral, isosceles, and scalene. An equilateral triangle has all three sides equal in length, which doesn't apply here. An isosceles triangle has two sides with equal lengths, but in this case, all three sides have distinct lengths. Therefore, the triangle is a scalene triangle, meaning it has no sides of equal length.
In summary, the triangle formed by side lengths 2, 10, and 11 is a scalene triangle because all three sides have different lengths and satisfy the Triangle Inequality Theorem.
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Put the quadratic
y=2x^2-4x+2
into the quadratic formula
enter the number that belongs in the green box.
The quadratic formula for solving quadratic equations of the form ax^2 + bx + c = 0 is:
x = (-b ± sqrt(b^2 - 4ac)) / 2a
To put the quadratic equation y = 2x^2 - 4x + 2 into this formula, we need to identify the values of a, b, and c.
In this case, we have a = 2, b = -4, and c = 2. Substituting these values into the quadratic formula, we get:
x = (-(-4) ± sqrt((-4)^2 - 4(2)(2))) / (2 * 2)
x = (4 ± sqrt(16 - 16)) / 4
x = (4 ± 0) / 4
Simplifying this expression, we get:
x = 1 or x = 1/2
Therefore, the solutions to the quadratic equation y = 2x^2 - 4x + 2 are x = 1 and x = 1/2.
To explain this solution in more detail, we first need to understand the quadratic formula and how it can be used to solve quadratic equations. The quadratic formula is a formula that provides the solutions to any quadratic equation of the form ax^2 + bx + c = 0, where a, b, and c are constants.
In this case, we were given a specific quadratic equation, y = 2x^2 - 4x + 2, and we needed to find its solutions. To do this, we identified the values of a, b, and c and substituted them into the quadratic formula. We then simplified the expression to obtain the solutions, which were x = 1 and x = 1/2.
It is important to be able to use the quadratic formula to solve quadratic equations because many real-world problems can be modeled using quadratic equations. By being able to solve these equations, we can find important information such as the roots, or solutions, of the equation, which can help us make predictions and solve problems.
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75°(4x+7)° find x
(2x+10)°
(2x-10)° FIND X
The value of x using the assumptions of angle are 17 and 22.5
Finding the value of xFrom the question, we have the following parameters that can be used in our computation:
Angles: 75° and (4x + 7)°
Angles: (2x+10)° and (2x - 10)°
Assume 75° and (4x + 7)° are congruent angles, we have
4x + 7 = 75
So, we have
4x = 68
Divide by 4
x = 17
Assume (2x+10)° and (2x - 10)° are complementary angles, we have
2x + 10 + 2x - 10 = 90
So, we have
4x = 90
Divide by 4
x = 22.5
Hence, the values of x are 17 and 22.5
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Karissa wants to use the data to determine which brand is most absorbent. Based on the data collected at the beginning of the contest, enter the approximate number of paper towels needed to clean each square foot of the spill. Enter the number of Brand A paper towels needed per square foot in the first box. Enter the number of Brand B paper towels needed per square foot in the second box. Enter the number of Brand C paper towels needed per square foot in the third box
Answer:
Step-by-step explanation:
In the figure, is tangent to the circle at point U. Use the figure to answer the question.
Hint: See Lesson 3. 09: Tangents to Circles 2 > Learn > A Closer Look: Describe Secant and Tangent Segment Relationships > Slide 4 of 8. 4 points.
Suppose RS=8 in. And ST=4 in. Find the length of to the nearest tenth. Show your work.
1 point for the formula, 1 point for showing your steps, 1 point for the correct answer, and 1 point for correct units.
If you do not have an answer please dont comment
The length of UX (the length of a tangent segment to a circle) is approximately 4.9 inches.
To find the length of UX, we can use the formula for the length of a tangent segment to a circle:
Length of tangent segment = √(radius² - distance from center²)
In this case, we don't know the radius or the distance from the center, but we can use the fact that RU is perpendicular to UT to find them:
RU = RS + ST = 8 + 4 = 12 in.
UT = radius = RU/2 = 12/2 = 6 in.
Now we can plug these values into the formula:
Length of tangent segment = √(6² - 4²) ≈ 4.9 in.
Therefore, the length of UX is approximately 4.9 inches.
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A triangle is shown with its exterior angles. The interior angles of the triangle are angles 2, 3, 5. The exterior angle at angle 2 is angle 1. The exterior angle at angle 3 is angle 4. The exterior angle at angle 5 is angle 6. Which statements are always true regarding the diagram? Select three options. m∠5 + m∠3 = m∠4 m∠3 + m∠4 + m∠5 = 180° m∠5 + m∠6 =180° m∠2 + m∠3 = m∠6 m∠2 + m∠3 + m∠5 = 180°
The true triangle statement regarding the diagram are:
1. m∠5 + m∠6 = 180° ________Linear Pair
2. ∠ 2+ ∠ 3 = ∠ 6________Exterior angle Property of Triangle
3. m∠2 + m∠3 + m∠5 = 180°________Triangle Sum Property
What is the angle measurement?From the question, Δ ABC with Exterior angles as ∠ 1 , ∠ 4 ,and ∠ 6
Note that the Exterior angle Property of Triangle state that An exterior angle of a triangle is equal to the sum of the opposite interior angles.
Hence: For Exterior ∠ 1 :
∠ 1 = ∠ 5 + ∠ 3 ________Exterior angle Property of Triangle
Also,
For Exterior ∠ 4:
∠ 4 = ∠ 5 + ∠ 2 ________Exterior angle Property of Triangle
Also,
In regards to Exterior ∠ 6:
∠ 6 = ∠ 2 + ∠ 3 ________ Exterior angle Property of Triangle
Using Triangle Sum Property, it state that In a triangle sum of the measures of angles is equal to 180° Hence: m∠2 + m∠3 + m∠5 = 180° ________Triangle Sum Property
The Linear Pair will be: The measure of a straight angle is 180 degrees, so a linear pair of angles must add up to 180 degrees.
Therefore, m∠5 + m∠6 = 180° ________Linear Pair
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See full question below
A triangle is shown with its exterior angles. The interior angles of the triangle are angles 2, 3, 5. The exterior angle at angle 2 is angle 1. The exterior angle at angle 3 is angle 4. The exterior angle at angle 5 is angle 6. Which statements are always true regarding the diagram? Select three options.
m∠5 + m∠3 = m∠4
m∠3 + m∠4 + m∠5 = 180°
m∠5 + m∠6 =180°
m∠2 + m∠3 =
m∠6 m∠2 + m∠3 + m∠5 = 180°