Question

The circumference of a circle is 6.28 millimeters. What is the circle's radius?

Use 3.14 for ​.​

Answer 1

Solution

Circumference=6.28

R=?

Circumference of Circle=2πr

or,6.28=2×22/7×r

or,r=0.99

Therefore, The radius is 0.99 mm2

I think it will help you.