The circumference of a circle is 23π m. What is the area, in square meters? Express your answer in terms of
π

Answers

Answer 1

Answer:

132.25π

Step-by-step explanation:

1. the formula of the required area is: A=π*r², where 'r' is radius of the circle;

2. the formula of the the circumference of a circle is: L=2πr, where 'r' is radius of the circle. If the circumference is 23π, then 23π=2πr and r=23/2.

3. if r=23/2, then the required area is:

F=π*(23/2)²=132.25π

Answer 2

Answer:

132.25π m

Step-by-step explanation:

23π/2 = 11.5π

π11.5^2 = 132.25 π


Related Questions

Write this number in standard form.

Nine hundred fifty-three thousand nine hundred two

Answers

Answer:

953,902

Step-by-step explanation:

tanner had $32.80 and spent 15% of his money on a book including tax. If he paid with a $5 bill, how much change did tanner get back?

Answers

Answer:

$0.08

Step-by-step explanation:

Find the cost of the book, by finding 15% of 32.80

32.80(0.15)

= 4.92

To find how much change he got back, subtract this from 5:

5 - 4.92

= 0.08

So, he got $0.08 back in change

Answer:

actually he got 23 cents back

Step-by-step explanation:

Solve the system of linear equations by elimination. x+4y=6 −x−2y=−4

Answers

Answer:

(x , y) = (2 , 1)

Step-by-step explanation:

// Solve equation [1] for the variable x

[1] x = -4y + 6

// Plug this in for variable x in equation [2]

[2] -(-4y+6) - 2y = -4

[2] 2y = 2

// Solve equation [2] for the variable y

[2] 2y = 2

[2] y = 1

// By now we know this much :

x = -4y+6

y = 1

// Use the y value to solve for x

x = -4(1)+6 = 2

Use multiplication to find 4% of 2,475.

4% of 2,475 is ______

Answers

Answer:

Step-by-step explanation:

4 percent *2475 = 99

sorry cant do the multiplcation on here

Answer:

99

Step-by-step explanation:

Determine whether the variable is qualitative or quantitative. Explain your reasoning. The price of a new computer.

Answers

Answer:

The price of a new computer is quantitative.

Step-by-step explanation:

A variable can be classified as qualitative or quantitative.

Qualitative:

When the possible values of the variables are labels, for example, good or bad, yes or no,...

Quantitative:

When the possible values of the variables are numbers, for example 1, 2, 1000,....

In this question:

The price of a computer is a numeric value, so it is a quantitative variable.

"The price of a new computer" is a quantitative variable, because it can be measured and the values are numerical.

What are Qualitative and Quantitative Variables?Quantitative variables are variables whose values are numerical or measured. Example of a quantitative variable is number of students in a given class.Qualitative variables do not have numerical value or are not measurement variables. An example of a qualitative variable is eye color.

Therefore, "the price of a new computer" is a quantitative variable, because it can be measured and the values are numerical.

Learn more about quantitative and qualitative variables on:

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An artist mixes 2/5 ounce of blue paint with 1/15 ounce of green paint. Using the same ratio, how many ounces of green paint should she mix with 3 ounces of blue paint?
A. 2/75 ounce
B. 2/25 ounce
C. 1/3 ounce
D. 1/2 ounce

Answers

Answer:2/75

Step-by-step explanation:

2/5 1/15

2x1=2 15x5=75

Solve the system of equations
solved this system.
5x + y = 10
2x + 3y = -9
Complete the explanation on how you
The answer to the system of equations is (
and solved for yv.Then I substituted
I substituted -5x + 10 for xv Into 2x + 3y = -9
for x in one of the equations and solved fory.

Answers

Answer:

lemmeee see i donr know hehehehe

Find the volume of a cone with a height of 6 cm and a base diameter of 8 cm,
Use the value 3.14 for it, and do not do any rounding.
Be sure to include the correct unit in your answer.
0
cm
8 cm

Answers

Answer:

1/3hπr²= 1/3×6×3.14×(4)²

=100.48cm³

Applying Angle Relationships.
Please help me quick

Answers

Answer:

Step-by-step explanation:

1) a) 15x =  12x + 15          {Alternate interior angles}

b) 15x - 12x = 15             {Subtract 12x from both sides}

       3x  = 15

        x = 15/3

x = 5

c) Alternate interior angles

2) a) 3x + 10 + 3x - 28 = 180  {co- interior angles are supplementary}

b) 6x  - 18 = 180      { Combine like terms}

        6x   = 180 + 18

         6x  = 198

          x = 198/6

         x = 33

c) co- interior angles are supplementary

3) a) 7x + 9 + 5x +3 = 180

  b) 12x + 12 = 180

      12x    = 180 - 12

          12x = 168

             x = 168/12

           x = 14

c) linear pair

4) a) 12x - 18 = 8x + 10

b) 12x - 8x - 18 = 10

           4x - 18  = 10

                   4x = 10 +18

                   4x = 28

                     x = 28/4

x = 7

c) Vertically opposite angles are equal.

Help me graph this

Y=x-5

2x+y=4

Answers

Answer:

Y=x-5

2x+y=4

Step-by-step explanation:

Answer:

Plot these points:

For the line y = x - 5:

(0, -5)

(1, -4)

For the line 2x + y = 4:

(0, 4)

(1, 2)

How do I find the sin x

Answers

sin=opposite/hypotenuse= 32 (it’s the opposite of x)/40 (opposite of the right angle) so sin x=32/40

The population of a town is growing uninhibited at a rate of 1% per year. How long would it take the population to double? Round to the nearest tenth.

a. 30.1 years
b. 69.3 years
c. 54.6 years
d. 10.2 years

Answers

Answer:

69.3 years

Step-by-step explanation:

use the equation 2=e^0.01t, then solve for t.

The required time at which the population of the town gets doubled is  69.3 years.

Given that,
The population of a town is growing uninhibited at a rate of 1% per year. how long would it take the population to double is to be determined.

What is an exponential function?

The function which is in format f(x) =aˣ where a is constant and x is variable,  the domain of this exponential function lies   (-∞, ∞).

Here,
For exponential growth,
the equation is given as,
a = A (1 + 0.01)ˣ
For a = 2A, time x is to be determined,
2A = A (1.01)ˣ
1.01ˣ = 2
x = log2/log1.01
x = 69.3 years

Thus, the required time at which the population of the town gets doubled is  69.3 years.

Learn more about exponential function here:

brainly.com/question/15352175

#SPJ3

There are 12 tables and 4 booths in the family restaurant. Each table seats 4 people. If the restaurant can seat up to 72 people, what is the capacity of each booth?


5 people


6 people


4 people


8 people

Answers

Answer:

6

Step-by-step explanation:

12 times 4 = 48

72 - 48 = 24

24 divided by 4 = 6

Answer:

4

Step-by-step explanation:

A study states that 34% of people prefer their eggs crambled. you randomly select 7 people who had egs for breakfast. what is the standard deviation for this distributions

Answers

Answer:

Mean of the binomial distribution    μ = 2.38

Standard deviation of the binomial distribution   σ =   1.2533

Step-by-step explanation:

Explanation:-

Given Population proportion

                   p = 34 % = 0.34

                  q = 1- p

                     = 1 -0.34

                      = 0.66

                  q = 0.66

Mean of the binomial distribution  

              μ = n p = 2.38

Standard deviation of the binomial distribution

          σ = √n p q  =  1.2533

URGENT WILL GIVE BRAINLIEST

Answers

Answer:

x = -3

Step-by-step explanation:

This is a vertical parabola with vertex at (-3,-1).

Axis of symmetry: x = -3

help help help!!!!!!

Answers

Answer:

50 please mark brainliest

Step-by-step explanation:

FH is half of CG

What is the approximate volume of the cone? ​

Answers

Answer:

157 cm³

Step-by-step explanation:

Given

Radius (r) = 5 cm

height (h) = 6 cm

Volume of the cone (V) = ?

We have the formula

V = 1/3 *π*r²*h

V = 1/ 3 * 3.14 * 5² * 6

V = 157 cm³

Hope it will help :)

Total surface area of a cube is 1014cm^2. It's volume will be :
a) 2197 cm^3
b) 2297 cm^3
c) 2179 cm^3
d) 2117 cm^3

plz answer...if you answer with explanation i will surely follow you and rate 5 ​

Answers

Answer:

Option A (2197 cm³)

Step-by-step explanation:

For a cube with length of each side "a" , it's

Total Surface Area = 6a² Volume = a³

_____________________________________________

According to the question ,

Total Surface Area = 1014 cm²

Let the length of each side of cube be 'a'.

Using the formula ,

[tex]6a^{2} =1014[/tex]

[tex]=> a^{2} =\frac{1014}{6} = 169[/tex]

[tex]=> a = \sqrt{169} = +13 \: or -13[/tex]

But length can't be negative . So , length of each side = 13 cm

∴ Volume of cube = 13³ = 2197 cm³

PLZ HELP GIVING 5 STARS
TO PEOPLE WHO GIVE ANSWER

Answers

Answer:

woah ill look at it and come back when i find the answer

Step-by-step explanation:

simplify 3{(5 - 2) 3+4}

Answers

Answer:

8

Step-by-step explanation:

;p

In Katya’s car, the number of miles driven is proportional to the number of gallons of gas used. Find the missing value in the table. (at the bottom)

b. What is the constant of proportionality?

Answers

Answer:

8

Step-by-step explanation:

hope this helps~ :D

Answer:

8 aayega iska answer

20 POINTS!!
M is directly proportional to r squared when r=2, m=14
Workout the value of r when M =224

Answers

Answer:

r = 8

Step-by-step explanation:

Given that M is directly proportional to r² then the equation relating them is

M = kr² ← k is the constant of proportionality

To find k use the condition when r = 2 , M = 14

k = [tex]\frac{m}{r^{2} }[/tex] =[tex]\frac{14}{4}[/tex]  = [tex]\frac{7}{2}[/tex]

M = r² ← equation of proportion

When M = 224, then

224 =[tex]\frac{7}{2}[/tex]r² ← multiply both sides by 2

7r² = 448 ( divide both sides by 7 )

r² = 64 ( take the square root of both sides )

r = [tex]\sqrt{64}[/tex] = 8

have wonderful day

At home I have 15 cans of tomato soup that are organized into 3 drawers. Which of the following is an equivalent ratio of
soup to drawers?

Answers

Answer:

5:1

Step-by-step explanation:

5 being cans of tomato soup.

1 being a drawer.

42 + 5t = 8t solve for t

Answers

Answer:

14

Step-by-step explanation:

do you want an explanaation?

btw, plz brainliestt :))

The value of t is 14

Given the algebraic equation:

[tex]42 + 5t = 8t\\[/tex]

To find the value of t in the algebraic equation given, we would apply the some of the laws of equalities or properties as follows:

[tex]42 + 5t - 5t = 8t - 5t[/tex] (subtraction property of equality)

[tex]42 = 3t\\\frac{42}{3} = \frac{3t}{3}[/tex] (division property of equality)

[tex]14 = t[/tex]

[tex]t = 14[/tex]

Therefore, the value of t is 14.

Learn more about solving algebraic equations here:

https://brainly.com/question/22403715

−1/5(x−4)=−2 Please help me fast

Answers

Answer:

x=14

Step-by-step explanation:

Step 1: Simplify both sides of the equation.

−1/5(x−4)=−2

(−1/5)(x)+(−1/5)(−4)=−2(Distribute)

−1/5x+4/5=−2

Step 2: Subtract 4/5 from both sides.

−1/5x+4/5−4/5=−2−4/5

−1/5x=−14/5

Step 3: Multiply both sides by 5/(-1).

(5/−1)*(−1/5x)=(5/−1)*(−14/5)

A fruit production company has three packaging facilities, each of which uses different-sized boxes as follows: 36 pieces per box, 28 pieces per box, and 20 pieces per box. Step 2 of 2 : Assuming each facility will receive the same amount of fruit, how many boxes will each facility package

Answers

Answer:

[tex]\frac{F}{36}, \frac{F}{28} ,\frac{F}{20}[/tex] respectively

Step-by-step explanation:

From the question we are told that

Facility A =36 pieces/box

Facility B =28 pieces/box

Facility C =20 pieces/box

Let the Fruit received be F

Generally the Facility A's number of boxes is mathematically given by

[tex]36 pieces=1 box[/tex]

Total Pieces=F

Therefore

Facility A's total amount of box = F/36

Generally the Facility B's number of boxes is mathematically given by

[tex]28pieces=1box[/tex]

Therefore

Facility B's total amount of box = F/28

Generally the Facility C's number of boxes is mathematically given by

[tex]20pieces=1box[/tex]

Therefore

Facility C's total amount of box = F/20

Therefore

Each Facility will make us of [tex]\frac{F}{36}, \frac{F}{28} ,\frac{F}{20}[/tex] respectively in packing there allocated Fruit.

Genes S and T are not linked. If there is a 50% probability that allele S is in a gamete and there is a 50% probability that allele T is in a gamete, what is the probability that both are in the same gamete

Answers

Answer:

The probability that both are in the same gamete is 0.25

Step-by-step explanation:

Given

[tex]P(S) = 50\%[/tex]

[tex]P(T) = 50\%[/tex]

Required

Determine the probability that both are in same gamete

The required probability means: P(S and T)

This is then calculated as:

[tex]P(S\ and\ T) = P(S) * P(T)[/tex]

Substitute values for P(S) and P(T)

[tex]P(S\ and\ T) =50\% * 50\%[/tex]

Convert to decimal

[tex]P(S\ and\ T) =0.50* 0.50[/tex]

[tex]P(S\ and\ T) =0.25[/tex]

Using the Pythagorean theorem what is the value of s?

Answers

Answer: 17

Step-by-step explanation: 15 squared plus 8 squared equals the square root of 289 which is equal to 17 because 17 squared is... 289

Answer:

17

Step-by-step explanation:

We do a^2+b^2=c^2,

8^2+15^2=c^2

64+225=289

Square root of 289 = 17

c=17

You should search up Pythagorean triplets, they're basically common side lengths used for right triangles and 8,15,17 is one triplet.

Let me know if you have any questions

Jim had 360 stamps. He sold 1/3 of them on Monday and 1/4 of the remainder on Tuesday. How many stamps did he sell on Tuesday

Answers

First, you multiply 360 by 1/3, to give you 120. Then multiply 120 by 1/4. That give you 30. If you subtract 30 from 120, it gives you the answer that Jim sold 90 stamps on Tuesday.

Solve.


k
5
+ 9 = 22

k =

Answers

Answer:

Step-by-step explanation:

Here you go mate

Step 1

-3x<3  Equation/Question

Step 2

-3x<3  Simplify

-3x<3

Step 3

-3x<3  Divide by -3

Answer

x>-1

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