Question

Solve for r in terms of C

Answer 1

r =
`(C)/(2\pi )`

Explanation:

Given

C = 2πr ( isolate r by dividing both sides by 2π )

`(C)/(2\pi )` = r

Answer 2

C / ( 2 pi) = r

Explanation:

C = 2 pi r

Divide each side by 2 pi

C /2 pi= 2 pi r / 2 pi

C / ( 2 pi) = r