tinysauraus05
tinysauraus05 tinysauraus05
  • 03-05-2020
  • Mathematics
contestada

Find the exact area of a circle having the given circumference.
8 pi
A =

a)4√2 pi
b)16 pi
c)64 pi

Respuesta :

ItzMikeSS
ItzMikeSS ItzMikeSS
  • 03-05-2020

Answer: B

Step-by-step explanation:

[tex]C=8\pi[/tex]

[tex]C=2\pi r[/tex]

Solve for r.

[tex]r=\frac{C}{2\pi}[/tex]

[tex]r=\frac{8\pi}{2\pi} \\r=4[/tex]

The formula for the area is: [tex]A=\pi r^2[/tex]

[tex]A=\pi (4)^2\\A=16\pi[/tex]

Answer Link
camcamt18 camcamt18
  • 27-05-2020

Answer:

Answer is B

Step-by-step explanation:

The formula for the area is: A=\pi r^2

A=\pi (4)^2\\A=16\pi

Answer Link

Otras preguntas

What is the sum of the geometric series: 3∑5(-2/3)^ii=0
Tyson wants to stay out past his curfew to hang out with his friends. Using the decision-making model, summarize what he should do to decide what action to take
Hamlet asks Fortinbras to tell his (Hamlet's) story to the world.
Find the x-coordinates of all the points where graphs of f and g have parallel tangent lines
The nth even number is 2n, the next even number after 2n is 2n+2, explain why.
Suppose that after examining tina, you were concerned she may have peritonitis. how would you have assessed tina to confirm your diagnosis?
The first class had a kids in it, the second had b kids in it, and the third class had c kids in it. Kids from all three classes were equally divided between tw
HELP PLEASE!!!!!! I GIVE MARK BRAINLIST!!
LM=7, LN=10, MN=5, What can you conclude about the angle measures
Explain the different kinds of psychological withdrawals