Question

What is the circumference of the following circle? make sure to use 3.14 for pi and label your answer in units.

r = 1

Answer 1

what is the unit of the radius

Explanation:

it is 2 pi r

so 2×3.14×1

=6.2831

Answer 2

6.28 units

Explanation:

`\boxed{circumference \: of \: circle =2 \pi r}`

Given that r= 1,

circumference of circle

= 2(3.14)(1)

= 6.28 units