Question

Suppose the radius of a circle is 8 units. What is its circumference?

Answer 1

The circumference is 50.265

Explanation:

circumference= 2*pi*r

r = radius

2*pi*8 = 50.265

Answer 2

Circumference of a circle =
`2\pi r`

Circumference =
`2\pi (8)=16\pi =50.27 approx.`