Find the area of the circles.

Find The Area Of The Circles.

Answers

Answer 1

Answer:

200.96 square units

Step-by-step explanation:

 d = 16

r = diameter ÷ 2 = 16 ÷ 2

r = 8

  [tex]\boxed{Area \ of \ circle = \pi r^2}[/tex]

                           = 3.14 * 8* 8

                           = 200.96 square units

Answer 2

Answer:

See Explanation!

Step-by-step explanation:

Brief History:

While a circle, symbolically, represents many different things to many different groups of people including concepts such as eternity, timelessness, and totality, a circle by definition is a simple closed shape. It is a set of all points in a plane that are equidistant from a given point, called the center. It can also be defined as a curve traced by a point where the distance from a given point remains constant as the point moves. The distance between any point of a circle and the center of a circle is called its radius, while the diameter of a circle is defined as the largest distance between any two points on a circle. Essentially, the diameter is twice the radius, as the largest distance between two points on a circle has to be a line segment through the center of a circle. The circumference of a circle can be defined as the distance around the circle, or the length of a circuit along the circle. All of these values are related through the mathematical constant π, or pi, which is the ratio of a circle's circumference to its diameter, and is approximately 3.14159. π is an irrational number meaning that it cannot be expressed exactly as a fraction (though it is often approximated as 22/7) and its decimal representation never ends or has a permanent repeating pattern. It is also a transcendental number, meaning that it is not the root of any non-zero, polynomial that has rational coefficients. Interestingly, the proof by Ferdinand von Lindemann in 1880 that π is transcendental finally put an end to the millennia-old quest that began with ancient geometers of "squaring the circle." This involved attempting to construct a square with the same area as a given circle within a finite number of steps, only using a compass and straightedge. While it is now known that this is impossible, and imagining the ardent efforts of flustered ancient geometers attempting the impossible by candlelight might evoke a ludicrous image, it is important to remember that it is thanks to people like these that so many mathematical concepts are well defined today.

Solution: (Circle 1)

⇒ Given :

Radius is 5Diameter is 10 (Can be known by adding the radius together.)

Using the formulas

[tex]A=\pi r^{2} \\d=2r[/tex]

Solving for [tex]A[/tex]

[tex]A=\frac{1}{4} \pi d^{2} =\frac{1}{4} *\pi *10^{2}[/tex] ≈ [tex]78.53982[/tex]

[tex]A[/tex] ≈ [tex]78.54...rounded[/tex]

Solution: (Circle 2)

⇒ Given :

Diameter is 16 Radius is 8

Using the formulas

[tex]A=\pi r^{2} \\\d=2r[/tex]

Solving for [tex]A[/tex]

[tex]A=\frac{1}{4} \pi d^{2} *\pi *16^{2}[/tex] ≈ [tex]201.06193[/tex]

[tex]A[/tex] ≈ [tex]201.06...rounded[/tex]


Related Questions

A line plot with Kelly's lengths of ribbons is shown

What is the total length, in inches, for all pieces of ribbon?

Answers

Add all of the x’s up you get 223.8

Answer: (I changed it back to fraction form instead of decimal because it seems that is how you are doing it)

Two possible lengths of ribbon (In inches) are 25 and 133  3/4

Step-by-step explanation

Okay, so- First, You need to find out how much ribbon is there before the two additional ones are added. Like this:

12 + 14  2/4 + 14  3/4 = 41  1/4

Next, subtract that amount from 200 to get the number of inches of ribbon that are needed to get 200 inches of ribbon. Like this:

(I changed it to a decimal to make it easier, so don't mind that)

200 - 41.25 = 158.75

So, 158.75 inches of ribbon are needed to get 200 inches. You can subtract any number less than 158.75 from that to get two seperate ribbon measurements.

(This might sound confusing so here)

For example:

158.75 - 25 = 133.75 (The bolded numbers are the two measurements)

158.75 - 65 = 93.75

So, Two possible lengths (in inches) of ribbon that kelly could have added are "25" and "133.75 "

Two possible lengths (in inches) of ribbon that kelly could have added are also "65" and "93.75"

Hope this helps! Please tell me if you have any questions!

HELPPPPP URGENT
In a class of students, the following data table summarizes how many students have a brother or a sister. What is the probability that a student chosen randomly from the class is an only child?

Answers

Step-by-step explanation:

there were in total 24 students (asked) in the class.

3 have a brother and a sister (and I assume this means "at least one" in either category).

15 have (at least) a brother but no sister.

4 have no brother but (at least) a sister.

2 have no brothers and no sisters (they are "only children").

a probability is always

desired cases / possible cases.

so, when picking a student randomly, we have 24 possibilities.

out of these 24 there are only 2 that are an "only child".

therefore, the probability to pick an "only child" is

2/24 = 1/12 = 0.083333333...

Due this is slope interest

Answers

Answer:

Eric earns around 7 dollars an hour

Step-by-step explanation:

use points given by the graph at 1 hour he earns around 7 dollars, at 2 hours he earns around 14

the slope is your income per hours so using rise over run we get 7/1 and 14/2 both give you your answer of 7 dollars an hour

describe the transformation(s) that take place on the parent function, fx) = log(x), to
achieve the graph of g(x) = log(-2x-4) + 2?

Answers

Answer:

1. Right 4 units

2. Up 2 units

3. Horizontal Shrink by 2

4. Reflection across y-axis

The area of a rectangle is 108 square meters, the width is 9 meters. what is the lenght

Answers

Answer: 12 meters

Step-by-step explanation: 108 / 9 = 12

Answer:

12 meters

Step-by-step explanation:

108/9 is 12 meters

Polly bought a new collar and leash for her dog. The total was $7.50. She paid with a ten-dollar bill.

How much change did she receive? $

Answers

she got back $2.50 hope this helped

please help! also please explain how to solve

Answers

Answer:

B

Step-by-step explanation:

a+2d=0

a+3d=6

d=6

a=6-3(6)

a=6-18

a= -12

a+(n-1)d

= -12+(n-1)6

= -12+6n-6

= -18+6n


Given that CB is tangent to A at C, then the value of X is

Answers

Well just use the formula a^2+b^2=c^2. C squared in this case will be 30, It does not matter whether 24 is a or b^2 since we are still adding them. Now your equation should look like this

a^2+24=30 then….

a^2=30-24

a^2=6

a=square root of 6

Therefore your radius is square root of 6 or x=square root of 6

The world health organization has studied the consumption of junk food in countries around the world since 2000. the function c = 179( 1.029 )^t models the amount of sods consumed in the world, where c is the amount consumed in billions of liters and t is the number of years since 2000.


approximately how much soda was being consumed when the study began in 2000?

Answers

Answer:

  179 billion liters

Step-by-step explanation:

The variable t represents years since 2000, so in the year 2000 the value of t is zero.

When t=0, the exponential term is 1, so the value of the function is the multiplier of the exponential factor, 179.

__

Approximately 179 billion liters of soda was consumed in 2000.

What are the odds of rolling 2 dice and getting the sum of 7?

Answers

Answer:

1/6

Step-by-step explanation:

favorable over total outcomes

favorable is 6

total is 36

6/36 = 1/6

6 favorable outcomes are:

(1,6), (2,5), (3,4), (4,3), (5,2), (6,1) }

total of 36 outcomes are :

(1,1), (1,2), (1,3), (1,4), (1,5), (1,6),

(2,1), (2,2), (2,3), (2,4), (2,5), (2,6),

(3,1), (3,2), (3,3), (3,4), (3,5), (3,6),

(4,1), (4,2), (4,3), (4,4), (4,5), (4,6),

(5,1), (5,2), (5,3), (5,4), (5,5), (5,6),

(6,1), (6,2), (6,3), (6,4), (6,5), (6,6)

testbookcom

quora Praneethreddy Ravi Shetye

What’s the median of the data on the dot plot? HELP ITS DUE IN ONE HOUR

Answers

Answer:

It is 1.5

Step-by-step explanation:

{0, 0, 0, 1, 1, 1, 1, 2, 2, 2, 3, 4, 4, 11}

 the middle two are 1 and 2.

the mean of 1 & 2 is 1.5 now you have the median!

The double number line shows the price of 1 11 cupcake. 0 0 1 1 cupcakes cupcakes 0 0 1.5 1.5 price price (dollars) (dollars) complete the table to show the same information as the double number line.

Answers

Missing image below:

Answer:

Cupcakes     Prices

   5               $7.50

   12              $18

   18              $27

Step-by-step explanation:

Given:

The double number line shows the price of 1 cupcake.

To Find:

Complete the table to show the same information as the double number line.

Solve:

Base on the 1st image:

1 cupcake costs $1.5.

Therefore, we can use the rule of three to complete the table.

If 1 cupcake costs $1.5 then 5 cupcakes would be $1.5 × =$7.50

And 18 cupcakes would be $1.5 × 18 =$27.

Then, 18  ÷ 1.5 = 12

As a result,  12 cupcakes costs $18.

Final Table:

Cupcakes     Prices

   5               $7.50

   12              $18

   18              $27

Kavinsky

The solution is

The price of 5 cupcakes = $ 7.50

The number of cupcakes for $ 18 = 12 cupcakes

The price of 18 cupcakes = $ 27

What is an Equation?

Equations are mathematical statements with two algebraic expressions flanking the equals (=) sign on either side.

It demonstrates the equality of the relationship between the expressions printed on the left and right sides.

Coefficients, variables, operators, constants, terms, expressions, and the equal to sign are some of the components of an equation. The "=" sign and terms on both sides must always be present when writing an equation.

Given data ,

Let the equation be represented as A

Now , the value of A is given by

The number line shows the price of one cupcake

The price of 1 cupcake = $ 1.50

So ,

The price of 5 cupcakes = 5 x price of 1 cupcake

Substituting the values in the equation , we get

The price of 5 cupcakes = 5 x 1.50

The price of 5 cupcakes = $ 7.50

And , the number of cupcakes that can be bought for $ 18 is

Number of cupcakes for $ 18 = 18 /  price of 1 cupcake

Substituting the values in the equation , we get

Number of cupcakes for $ 18 = 18 / 1.5

Number of cupcakes for $ 18 = 12 cupcakes

And , the price of 18 cupcakes is = 18 x price of 1 cupcake

Substituting the values in the equation , we get

The price of 18 cupcakes = 18 x 1.5

The price of 18 cupcakes = $ 27

Hence , The price of 5 cupcakes = $ 7.50

The number of cupcakes for $ 18 = 12 cupcakes

The price of 18 cupcakes = $ 27

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What is the answer to this?

Answers

Y=mx+b I think I tried my very hardest on it


The sum of three times Annabell's age plus her mother's age is 42. He
mother is 6 more than 6 times Annabell's age. How old is Annabell?

Answers

Answer:

4

Step-by-step explanation:

First you have to analyze the word equations. Let x equal to Annabell's age and y equal her mother's age

3x + y = 42

6 + 6x = y

Then you use substitution to find x

3x + 6 + 6x = 42

9x = 36

x = 4

Last night at 8pm in Chicago, the temperature was 3 degrees Celsius. By 5am, it had dropped 5 degrees. What was the temperature at 5am?

Answers

Answer:

-2degrees

Step-by-step explanation:

(3 degrees Celsius - 5 degrees Celsius)= -2 degrees Celsius

please help me......................

Answers

Answer:

Mr brickman

Step-by-step explanation:

the frequency

WILL GIVE 50 POINTS

a rectangular solid is shown which has a volume of 384 cubic inches. what is the area of the base? explain how you know.

Answers

Answer:

The surface area of a cube is 6s2 where s is the length of an edge. If 6s2 = 384, then we can solve this to fund that s = 8.

Step-by-step explanation:

Help me with this question please

Answers

Given:

Handle

Height= 4 inDiameter= 1 in

Main body

Height= 14 inDiameter= 3 inTo find:

The total amount of wood needed to build the rolling pin.

Solution:

[tex]\huge\boxed{\sf{Formula: \pi {r}^{2} h}}[/tex]

[tex]\huge\boxed{\sf{\red\pi \red= \red3\red.\red1\red4}}[/tex]

Handle:

[tex]V = 3.14 \times {0.5}^{2} \times 4[/tex]

[tex]V = 3.14 \: {in}^{3} [/tex]

[tex]\boxed{\sf{V = 3.2 \: {in}^{3} }}[/tex]

Main body:

[tex]V = 3.14 \times {1.5}^{2} \times 14[/tex]

[tex]V = 98.91 \: {in}^{3} [/tex]

[tex]\boxed{\sf{V = 99 \: {in}^{3} }}[/tex]

Total:

[tex]V = 3.2+99 [/tex]

[tex]\large\boxed{\sf{V = 102.2 \: {in}^{3} }}[/tex]

Hence, the total amount of wood needed to build the rolling pin is 102.2 cubic inches.

FIRST CORRECT ANSWER GETS BRAINLEIST PLS HELP​

Answers

Answer:

[tex]A\approx43.2\:\text{m}^2[/tex]

Step-by-step explanation:

Find the missing side using Pythagoras' Theorem

[tex]a^2+b^2=c^2\\5^2+b^2=18^2\\25+b^2=324\\b^2=299\\b=\sqrt{299}\:\text{m}[/tex]

Find the area of the triangle

[tex]\displaystyle A=\frac{bh}{2}\\ \\A=\frac{5\sqrt{299}}{2}\\ \\A\approx43.2\:\text{m}^2[/tex]

Answer:

45m2

Step-by-step explanation:

i can add this if you need!!

What is the rate of change for a linear function containing the points 2,12 and 6,6?

Answers

Answer:

- [tex]\frac{3}{2}[/tex]

Step-by-step explanation:

the slope m between the 2 points is a measure of the rate of change

calculate m using the slope formula

m = [tex]\frac{y_{2}-y_{1} }{x_{2}-x_{1} }[/tex]

with (x₁, y₁ ) = (2, 12 ) and (x₂, y₂ ) = (6, 6 )

m = [tex]\frac{6-12}{6-2}[/tex] = [tex]\frac{-6}{4}[/tex] = - [tex]\frac{3}{2}[/tex] ← rate of change

help asap check picture

Answers

The answer will be option D {(R,1),(R,2)(R,3)(R,4(R,5)(R,6),(B,1)(B,2)(B,3)(B,4)(B,5)(B,6).

What is probability?

The probability is defined as the chances of happening of any random event. or the possibility of happening of any event is called as the probability.

It is given in the question that there are two colours in the spinner and the dice have 6 faces from {1 to 6} numbers on it.

The sample outcomes with the spinner and the dice will be as follows:-

S= {(R,1),(R,2)(R,3)(R,4(R,5)(R,6),(B,1)(B,2)(B,3)(B,4)(B,5)(B,6).

Hence  answer will be {(R,1),(R,2)(R,3)(R,4(R,5)(R,6),(B,1)(B,2)(B,3)(B,4)(B,5)(B,6).

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Graph function g when the value of h is -2. f(x) = |x| g(x) = f(x − h)

Answers

Using translation concepts, the graph of g(x) = |x + 2| is given at the end of the answer.

What is a translation?

A translation is represented by a change in the function graph, according to operations such as multiplication or sum/subtraction in it's definition.

In this problem, we have that:

f(x) = |x|, h = -2, g(x) = f(x - h)

Hence, the equation of g(x) is:

g(x) = f(x + 2) = |x + 2|.

The graph is given at the end of the answer.

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PLEASE HELP. THE QUESTION IS AT THE BOTTOM.

Answers

Answer:

a) 3n + 2 and b) multiply by 4 and add 5

Step-by-step explanation:

a) 3 x n = 3n
3n + 2 = 3n + 2

b) You can see that the 4 has an x next to it, indicating that you need to multiply the x by 4. Then it also has "+ 5" so you also need to add 5 to the 4x. Finally, you get 4x + 5.
(x4, +5)

10. The pressure of the water P at any point below the surface of the sea varies as the depth of the point below the surface d. If the pressure is 200 newtons/cm2 at a depth of 3 m, calculate the pressure at a depth of 5 m.​

Answers

The pressure at the depth of 5 meters will be 333.34 N / cm ²

What is pressure?

Pressure is defined as the normal force acting at the per unit area of any object.

Given that:-

If the pressure is 200 newtons/cm2 at a depth of 3 m, calculate the pressure at a depth of 5 m.

The pressure at the 5 m below sea level will be:-

3  m  =  200

1  m   =  200 / 3

5 m =  200/3  x   5

5m  =  333.34  N / cm²

Therefore the pressure at the depth of 5 meters will be 333.34 N / cm ²

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Jim anderson has a $150,000 whole life policy. what will the cash value of his policy be at the following anniversary dates? (use a thousands comma where applicable.) anniversary date cash value 15 year $ 25 year $

Answers

The cash value of Jim's policy at 15 years and 25 years are equal to $9,000 and $51,000 respectively.

How to calculate the cash value of Jim's policy?

From the table shown in the image attached below, we can deduce that the cash value per unit for 15 years is given as:

15 years = $160.00 per unit.

Next, we would divide the face value of the policy by 1000:

Number of units = 150,000/1000

Number of units = 150.

Now, we can determine the cash value:

Cash value = 150 × 160

Cash value = $9,000.

The cash value per unit for 25 years is given as:

25 years = $340.00 per unit.

Next, we would divide the face value of the policy by 1000:

Number of units = 150,000/1000

Number of units = 150.

Now, we can determine the cash value:

Cash value = 150 × 340

Cash value = $51,000.

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Answer:

15 years = 24,000.00

25 years = 51,000.00

Step-by-step explanation:

Hey, I'll explain how you solve these.

Since the value is 150,000, this has to be divided by 1,000.

That gives us 150.

Now you multiply 150 by the 15 yr cash value, which is 160.  

This results in 24,000.00.

Since you have 150, you next need to multiply that by the 25 yr cash value, 340.

That gives us 51,000.00.

Hope it helps.  Feel free to mark Brainliest.  

NEED HELP ASAP, 50 POINTS PLEASE ANSWER CORRECTLY Question 17 (5 points) The 2 above regular hexagons are similar. (see figures) The smaller hexagon was increased by a factor of 5:7. What is the perimeter of the larger hexagon? Number only. Do not label​

Answers

The perimeter of the larger hexagon, where the smaller hexagon is increased by a factor of 5:7 is: 84 units.

What is the Perimeter of Similar Shapes?

If two shapes are similar, the ratio of their perimeter equals the ratio of their respective sides.

Since the smaller hexagon is increased by a factor of 5:7, therefore:

Length of the larger hexagon = 7/5 × 10 = 14 units.

Perimeter of the larger hexagon = 6(14) = 84 units.

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which unit would be best to measure a wheal

Answers

Inches i believe. This of course depends on the size of the wheel, but if its a wheel on a care it would be inches.

How much gift paper is required to at least fully cover a
cubical box of edge length 50 in?
SA = 682
At least
cover a cubical box with an edge length of 50 in.
of gift paper needed to
a
Please help !

Answers

Answer:

Step-by-step explanation:

Discussion

Where does that 682 come from? It cannot be the surface area of a cube with a side of 50 inches.

The edge length is 50 inches, so s = 50

SA = 6 * 50^2

SA = 15000 in^2

Answer: So at the very minimum, you need 15000 square inches of wrapping paper.

George had $35 he spent $12.67 He washed his fathers car and his father paid him $7.50 how much money,M,George has now

Answers

Step-by-step explanation:

= $35 - $12.67 + $7.50

= $22.33 + $7.50

= $29.83

So now, George has $29.83

An angle measures 65 degrees, what is the measure of its vertical angle?​

Answers

Pretty sure the answer is 65% vertical angles are typically formed by an x and the across pairs are the same
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