What is the area of a circle if the radius of the circle is 20 ? 3.14 is the approximate for pi

1 Answer
May 21, 2018

A=pi*r^2=3.14*(20)^2=3.14*400=1256

Explanation:

the Area of the circle given by color(red)[A=pi*r^2]

when the radius equal r=20

A=pi*r^2=3.14*(20)^2=3.14*400=1256