Question

The circumference of a circle is 13π ft. What is the area, in square feet? Express your answer in terms of π.

Answer 1

`(169)/(4) \pi` square feet

Explanation:

Circumference = 2πr

13π = 2πr

`(13)/(2)`=r

Area = πr²

π ×
`(13)/(2)`² =

`(169)/(4)`π square feet