Question

Write a formula that expresses the circle's radius r in terms of its circumference c . r = incorrect

Answer 1

Explanation:

We know the formula for a circle's circumference to be C = 2*
`\pi` r

C = 2*
`\pi` r solve for r

r = C / (2
`\pi`)

or more clearly : radius r =
`(C)/(2\pi )`