Question

What is the radius of a circle with a circumference of `12pi`?

Answer 1

`:.color(red)(r=6`

Explanation:

Circumference of a circle`=2pir`

`:.2pir=12pi` given

`:.r=(cancel12^color(red)6*cancelpi^color(red)1)/(cancel2^1cancel*pi^color(red)1)`

`color(red)(r=6`