The area of a circle is pi times the square of its radius. P Pi 314159 o Circle diameter. This is the radius of a circle that corresponds to the specified area.
The radius is the distance between the centre and any point on.
A circle has a radius 8 cm. Apply the second equation to get p x 12 2 2 314159 x 36 1131 cm 2 square centimeters. Find the area of a circle. 2r 2 8 cm 16 cm.