What is the area of a circle which diameter is 8.5m?

1 Answer
Apr 26, 2018

A = 18.06pi m^2
or
A = 56.72 m^2

Explanation:

The Area of a circle can be calculated using the equation A = pir^2

The radius is half of the diameter r=d/2

r=8.5/2

r =4.25

So now

A = pi (4.25)^2

A = 18.06pi

A = 56.72