Question

A circle has a radius of 10 cm what is the circumference

Answer 1

62.8 cm

Explanation:

The circumference of a circle can be found by

C = 2 * pi *r where r is the radius

C = 2*pi* 10

C = 20 pi

Letting pi be approximated by 3.14

C = 20 *3.14

C =62.8 cm