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

State two ways in which a single-celled organism, such as amoeba, and a human body are alike?
There is an inverse relationship between x and y. If y is when x is 3, what is x when y is 9? 3 5
Why were the 1920's considered the best and worst of times?
when we look at a leaf, we see the colors of light that are reflected off its surface. how does the relatively low flow of oxygen in green light?
What is the main religion of Latin america
What is a series of events that cells go through as they grow and divide
Newtons third law of motion is also known as the law of ?
How did the depression affect women and children?
a soccer team played 160 games and won 65% of them. how many did they win?
A number cube is rolled 24 times and lands on 2 four times and on 6 three time. Find the experimental probability of not landing on a 6