the length of a rectangle plus its width is 35 cm the area 306 what are the length and width of the rectangle

Answers

Answer 1

Step-by-step explanation:

Let width be w, length be l

l + w = 35, so w = 35 - l

lw = 306

l(35-l) = 306

35l - l^2 = 306

l^2 - 35l + 306 = 0

(l - 17)(l - 18) = 0

l = 17 or 18

When length = 17, width = 35-17 = 18

When length = 18, width = 35-18 = 17


Related Questions

help please
Evaluate​ f(x) at the given values of x.

Answers

Replace x in the equation of f(x) and solve:


f(0) = sqrt(0) = 0

F(49/9) = sqrt(49/9) = 7/3

Put values get answer

f(x)=√x

x=0

f(0)=√0=0

x=49/9

f(49/9)√49/97/3

3x^2-39+120
factor this

Answers

Answer:

[tex]9x^{2} +81[/tex]

Step-by-step explanation:

I Guess.

Answer:

3(x^2 + 27)

My answer was totally off! I just re evaluated the equation and I got this:

LMK if it's wrong :)

Find the measurement of x

Answers

Answer:

x = 40°

Step-by-step explanation:

In circle with center O.

[tex]\angle AOB[/tex] is central angle.

[tex]m\angle AOB= 80\degree[/tex] (Given)

[tex]m\widehat{(AB)} =m\angle AOB[/tex] (By central angle theorem)

[tex]\implies m\widehat{(AB)} =80\degree[/tex]

[tex] \angle ACB[/tex] is inscribed angle and [tex]\widehat{(AB)}[/tex] is intercepted by it.

[tex]\implies m\angle ACB=\frac{1}{2}\times m\widehat{(AB)}[/tex] (By inscribed angle theorem)

[tex]\implies x=\frac{1}{2}\times 80\degree[/tex]

[tex]\implies \huge\purple{ x=40\degree}[/tex]

Which of the following lists of ordered pairs is a function?
OA. (2, 5), (3, 6), (6, 9)
B. (1, 2), (4, 0), (3, 5), (4, 3)
C. (-1, 2), (2, 3), (3, 1), (2, 5)
D. (2,5), (3, 6), (2, 1)

Answers

Answer:

a

Step-by-step explanation:

none of the x or y values repeat

A table.Short description, A table.,Long description, Sandwich Fat (in grams) Calories Hamburger 18 390 Cheeseburger 25 430 Bacon Cheeseburger 33 550 Grilled Chicken 9 310 Chicken Club 21 490 Question What is the range of fat grams for the five sandwiches?

Answers

Using it's concept, it is found that the range of fat grams for the five sandwiches is of 24 grams.

What is the range of a data-set?

It is given by the difference of the highest value by the lowest value in the data-set.

In this problem, the sandwich with the least fat has 9 grams and the one with the most has 33 grams, hence the range is given by:

R = 33 - 9 = 24 grams.

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An architect-designed an attic space in the shape of a square pyramid. After reviewing the design, he decided to make a second design for an attic space in the shape of an oblique pyramid. He created models of both designs as shown.
Both models were cut horizontally at the same height, finding the cross-sections with the same area. Several other horizontal cross-sections were analyzed and found to have the same area. Both pyramid models also have the same height, a.

Which formula would allow the architect to calculate the volume of his second attic space design?
A.V=s^2a
B.V=1/2s2b
C.V=1/3scb
D.V=1/3s2a

Answers

Answer is D.V=1/3a2a

The formula that would allow the architect to calculate the volume of his second attic space design is  V = 1/3s²b. Option D is correct.

What is volume?

Volume is defined as the mass of the object per unit density while for geometry it is calculated as profile area multiplied by the length at which that profile is extruded.

The formula for the volume of an oblique pyramid is V = 1/3 * base area * height. In this case, the base of the oblique pyramid is the shape of the cross-section, which is a square. So, the formula becomes V = 1/3 * s^2 * height. The given information states that the height is "a", which is the same for both pyramid models.

Therefore, the formula for calculating the volume of the second attic space design becomes V = 1/3 * s² * a.

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A circle with radius 142.5 has an arc with a 24 degree angle. What is the length of the arc?

Answers

Answer:  59.690260418206

The result is approximate. Round that value however you need to.

===========================================================

Explanation:

For a circle with radius r = 142.5, the full distance around the edge (aka perimeter aka circumference) is found by using the formula below.

C = 2*pi*r

C = 2*pi*142.5

C = 895.353906273091

That value is approximate. I used my calculator's stored value of pi to get the most accuracy possible.

That value of roughly 895 represents the distance around a full circle of that radius, but we only want a 24 degree pizza slice.

In other words, we want 24/360 = 1/15 of the full perimeter

(1/15)*895.353906273091 = 59.690260418206

Answer:

59.69 units

Step-by-step explanation:

TOTAL circumference of this circle = pi * d = pi * 2r = 895.354

  now you  want 24 degrees of the entire 360 degrees

       24/ 360   *    895.354 = 59.69 units

PLEASE HURRY!! I HAVE TO GET THIS DONE NOW AND IM STUCK ON IT A LITTLE. MAKE SURE TO ANSWER THEM ALL PLEASE! THXS

Answers

Answer:

v = 2419200in³

Step-by-step explanation:

v=l*b*h

=240*84*120

=2419200in³

Answer:

[tex]V_{shipping\: container}=2,419,200\:in^3[/tex]

A. 4032 boxes

SA = 460 sq in

Step-by-step explanation:

For shipping container:

l = 240 in, w 84 in, h = 120 in

[tex]V_{shipping\: container}=lwh[/tex]

[tex]\implies V_{shipping\: container}=240\times 84\times 120[/tex]

[tex]\implies V_{shipping\: container}=2,419,200\:in^3[/tex]

For box:

l = 10 in, w = 5 in, h = 12 in

[tex]V_{box}=lwh[/tex]

[tex]\implies V_{box}=10\times 5\times 12[/tex]

[tex]\implies V_{box}=600\:in^3[/tex]

[tex]\frac{V_{shipping\: container}}{V_{box}}=\frac{2,419,200}{600}[/tex]

[tex]\frac{V_{shipping\: container}}{V_{box}}=4032[/tex]

Surface area of box

= 2(lw + lh +wh)

= 2(10*5+ 10*12+ 5*12)

=2(50+120+60)

=2(230)

= 460 sq in

If 126 people attend a concert and tickets for adults cost $4.00 while tickets for children cost $2.25 and total receipts for the concert was $383.25, how many of each went to the concert?

Answers

Answer:

69 children, 57 adults

Step-by-step explanation:

Let a = number of adults and c = number of children.

a + c = 126---------------->4a + 4c = 504

4a + 2.25c = 383.25-->4a + 2.25c = 383.25

----------------------------

1.75c = 120.25

c = 69, a = 57

What is the x-coordinate of point D? Write the coordinate as a decimal.
-5
N305
N
2+
-
1
х
Х
-5 -4 -3 -2 -14
2
2 3 4 5
O
--3--
पे
4+
5

Answers

it's approximately 2.5...i hope this helps

The value of the x-coordinate of point D is,

⇒ 2.5

What is Coordinates?

A pair of numbers which describe the exact position of a point on a cartesian plane by using the horizontal and vertical lines is called the coordinates.

We have to given that;

Graph of a function is shown.

And, A point D is shown in graph.

Now, By graph we get;

Coordinate of D is,

D = (2.5, - 1.5)

Hence, We get;

x - coordinate of D = 2.5

y - coordinate of D = - 1.5

Thus, The value of the x-coordinate of point D is,

⇒ 2.5

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A conducting sphere contains positive charge distributed uniformly over its surface

Answers

The potential at the center of the sphere is the same as the potential at the surface. Then the correct option is B.

What is the potential difference?

The amount of labor required to move a unit signal from one part to another is defined as the potential difference between any two points.

If the conducting sphere contains a positive charge distributed uniformly over its surface

The charge inside the sphere is zero, so the electric field inside the sphere is zero

Hence potential is same ( E = - dV/dr)

The potential at the center of the sphere is the same as the potential at the surface.

More about the potential difference link is given below.

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SOMEONE HELP PLEASE

Simplify the expression by combining like terms:

9x + 3y + x +4-3y

(a) 10x+4
(b)10x+6y+4
(c)13x+3y
(d)9x-3y-6​

Answers

9x + x = 10x
3y - 3y = 0
and 4
= a) 10x + 4

Step-by-step explanation:

9x + 3y + x +4-3y

Solution ,

Organize the like terms

[tex] = 9x + x + 3y - 3y + 4[/tex]

[tex] = 10x + 4[/tex]

how many years should i study for university for architecture​

Answers

Answer:

The answer is almost certainly 5 years. People might, however, pursue a Master of Architecture degree, which takes two to three years to accomplish.

Step-by-step explanation:

Architecture is a five-year degree that requires a keen interest in the topic.  A five-year undergraduate architecture degree, known as a B. Arch., or a two- or three-year post-college master's program, known as an M. Arch., are the two alternatives for those who wish to get an architectural degree that will help them get licensed as an architect. You'll have to labor every day and night. Of course, your performance in class will have an impact. Some instructors may offer homework that are beyond your grasp and abilities. Everything you do must be carefully thought out, imagined, and built.

31. Which firm's design would you recommend? Why? As long as the design meets the requirements, there is no right or wrong answer. (3 points)

Answers

Answer:

I'm not really into firm design lol I don't even know what that is, I like graphic designs like patterns and stuff.

Step-by-step explanation:

Simplify the expression

7x-5(x-3)-x


please help me ​

Answers

Step-by-step explanation:

1) 7x - 5x + 15 - x

2) 2x + 15 -x

3) x + 15

Answer:

x+15

Step-by-step explanation:

pemdas first you do parenthesis and since yo odn't know x then you move on to exponents and if thats not in there then you go to multiplication and any number thats next toa parenthesis without a sign in between them has to be multiplied so -5 times 5 equals -5x and you also have to multiply -5 by negative 3 which is +15 because negative times negative equals positive and -x is still in there so since it's only one x it's equal to -1x and -1x +-5x equals -6x and now 7x-6x equals x+15

I need help, will give brainliest to whomever answers!! thanks!!!

Answers

Step-by-step explanation:

in such problems with just equations we always need to have the main (optimization) equation or condition, and then usually some constraint equations.

the constant equations allow us typically to express one variable through another, until we have only one variable for the optimization equation. then we find the zeros of the first derivative of that functions and find the needed maximum or minimum if needed via the second derivative.

now if we have inequalities, it is even easier, I think.

we find the corners of the shaded area that must contain our minimum or maximum by finding the intersections of the delimiter lines. the optimum must be one of the corners.

and then we try the coordinates of the different corners in the optimization equation and see, which one delivers the highest or lowest value. and we are done.

a.

x + y <= 240

y >= 4x

b.

500x + 450y = profit

theoretically we have 3 corners to test

(0, 0)

(0, 240)

(48, 192)

(0, 0) is clearly the minimum, profit 0.

(0, 240) gives

450×240 = $108,000

(48, 192) gives

500×48 + 450×192 = 24000 + 86400 = $110,400

that is the maximum.

so, the farmer makes the most profit under the given constraints, if he plants 48 acres corn and 192 acres sprouts.

Answer:

hope you can understand

A food corner in disney spring has been selling 7000 hot dogs per week,
that has lead them to gaining $500 each week. according to their business
plan, their net profit increases by $5 dollars for each unit sold (15pts)
a. identify independent and dependent variable
b. write linear equation representing the dependent variable
c. find the number of hot dog sold to make profit at least $10000 per
week

Answers

is it 10000

if this is wrong sorry

Which table represents the graph below? On a coordinate plane, points are at (0, negative 3), (1, negative 1), (2, 1), (3, 3), (4, 5), and (5, 7). A 2-column table with 6 rows. Column 1 is labeled x with entries 0, 1, 2, 3, 4, 5. Column 2 is labeled y = 2 x minus 3 with entries negative 3, negative 1, 1, 3, 5, 7. A 2-column table with 6 rows. Column 1 is labeled x with entries 0, 1, 2, 3, 4, 5. Column 2 is labeled y = 2 x minus 3 with entries negative 3, 1, negative 1, 3, 5, 7. A 2-column table with 6 rows. Column 1 is labeled x with entries 0, 1, 2, 3, 4, 5. Column 2 is labeled y = 2 x minus 3 with entries negative 3, negative 1, 0, 3, 5, 7. A 2-column table with 6 rows. Column 1 is labeled x with entries negative 3, negative 1, 1, 3, 4, 7. Column 2 is labeled y = 2 x minus 3 with entries 0, 1, 2, 3, 4, 5.

Answers

The table that represents the graph described is Table A - A 2-column table with 6 rows. Column 1 is labeled x - 0, 1, 2, 3, 4, 5. Column 2 is labeled y = 2x - 3 with -3, -1, 1, 3, 5, 7.

Which table is described on the graph?

In order to solve this, look for the table that has x and y values that tally with the points on the graph.

The points on the graph are:

(0, -3), (1, -1), (2, 1), (3, 3), (4, 5), and (5, 7).

When you look at the first table, you see that the first x value corresponds with the y value of the first point on the graph. The second point on the graph of (1, -1) is also the same as the first table's x and y values.

In conclusion, option A is correct.

Find out more on creating graphs at https://brainly.com/question/19094669.

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Answer:

Its A

Step-by-step explanation:

1 + (x + 44) = (1 + x) + 44 name the property

Answers

Answer:

distribute=muev around

Step-by-step explanation:

done

Find the volume of the cone

Answers

Volume =  

1  πr2h

3

=  

1 ×π×42×7

3

=  117.28612573402 centimeters^3

Find the exterior angle for each

Answers

Step-by-step explanation:

In all cases just divide 360° by the number of sides

Thus,for a. 360°/12=30°

Answer:

1. the total triangles of 12 sides are 10 triangles but the exterior angles of a 12 sided polygon is 30° because dodecagon is equal to 150°

2. the total triangles of 18 sides are 16 triangles but the exterior angles of a 18 sided polygon is 20° because octakaidecagon is equal to 360°/18=20°

3. the total triangles of 8 sides are 6 triangles but the exterior angles of a 6 sided polygon is 120° because hexagon is equal to 720°/6=120°

4. the total triangles of 3 sides are 1 triangle but the exterior angles of a 6 sided polygon is 60° because hexagon is equal to 180°/3=60°

" 7 less than a number t " written as an algebraic expression is:

Answers

t - 7

hope it helps...!!!

Please help me find the volume of this figure I will give brainly

Answers

Answer:

100.53

Step-by-step explanation:

V=πr2h

3=π·42·6

3≈100.53096

Hope this helps! please mark me brainliest :)

Type the equation for the graph
below.

Answers

Answer:

y=log(pi divide by 2)exponent ×

Divide. Give the quotient and the remainder
1493/6

Answers

Answer:

248 with remainder 5

Step-by-step explanation:

thats it

Please help
What association does the scatter plot show?
A - positive nonlinear association
B - positive linear association
C - no association
D - negative linear association
E - negative linear association

Answers

Hey man you provided a blank picture however if you add a picture I’ll be happy to give you the answers

Each of 7 students reported the number of movies they saw in the past year this is what they reported
11,9,11,15,17,13,17
Find the mean and median number of movies that the students saw if necessary round your numbers to the nearest tenth

Answers

Answer:

Mean= [tex]\frac{11+9+11+15+17+13+17}{7}[/tex]

        =13.28 ≈13

For median arrange in ascending or descending order. i am arranging in ascending order

9,11,11,13,15,17,17

cancel from left and right until one number is left

median=13

the city ordered 4 1/2 of gravel and used 1/5 of that amount to repair a park road. what fraction of a ton was used for the road?

Answers

Answer:9/10ths

Step-by-step explanation:

First, convert the 4 and 1/2 tons of gravel to a fraction

You get 9/2

Multiply 9/2 by 1/5 to get your answer

You get 9/10ths of a ton of gravel

Find the mean, median, mode and range for the following data set. 1, 3, 5, 9, 8, 5, 8, 6 Mean: Median: Mode: Range:

Answers

[tex]\rule{300}{1}\\\dashrightarrow\large\blue\textsf{\textbf{\underline{Given question:-}}}[/tex]

Find the mean, median, mode and range for the following data set. 1, 3, 5, 9, 8, 5, 8, 6

[tex]\dashrightarrow\large\blue\textsf{\textbf{\underline{Answer and How to solve:-}}}[/tex]

In order to find the mean of a data set, we add all the numbers in the data set and add them, then we divide by how many there are:-

       1+3+5+9+8+5+8+6

[tex]\bigstar[/tex] On simplification,

18+8+5+8+645

[tex]\bigstar[/tex] Now, divide by 8, because there are 8 numbers in the data set:-

[tex]\bold{\dfrac{45}{8}\:;written\:as\:decimal\Longrightarrow5,625}}}[/tex]

We've found the mean, but we also need to find the median, mode, and range!

The median is the number in the middle, but we should first arrange the data from least to greatest:-

1, 3, 5, 5, 6, 8, 8, 9

Now pick the number in the middle, which is:-

5,6. There are 2 numbers in the middle!

So what we do is we find the mean of the two numbers in the middle:-

5+6=11

11/2     [tex]\Longleftarrow[/tex] median

Now, we don't need to find the mean anymore - the mode and range don't require the mean.

The median requires the mean only when there's an even amount of numbers in the data set.

The mode of a dataset is the number we see the most.

Here we see the number 1 once, the number 3 once, the number 5 appears twice, 6 appears one time only, 8 appears twice and, last but not least, 9 appears once.

So this data set has two modes - 5 and 8.

In order to find the range, we take the smallest number (1) and subtract it from the largest number (9), which results in

8 (range)

Good luck with your studies.

[tex]\rule{300}{1}[/tex]

Answer:

mean=

5.625

median=5.5

mode=5and8

Step-by-step explanation:

mean=1+3+5+5+6+8+8+9/8

45/8

5.625

median=1,3,5,5,6,8,8,9

5+6/2

11/2

5.5

mode=

5and8

range=9-1=8


Find the distance between the two points.
(-9,-8) and (1,4)

Answers

Answer:

15.6205 (15.62)

Step-by-step explanation:

The distance between two points with coordinates (-9,-8) and (1,4) is:

15.62 units

(actual is 15.6205)

(results are in decimal form, rounded to the nearest 100th)

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