Question

2 The circle below has a radius of 5 inches.

Find the circumference of the circle.
5 in
RES
it Rate
ertis

Answer 1

C ≈ 31.42 in

Explanation:

the circumference (C) of a circle is calculated as

C = 2πr ( r is the radius ) , then

C = 2π × 5 = 10π ≈ 31.42 in ( to 2 dec. places )