
Carol H. answered 10/02/17
Tutor
4.9
(285)
Experienced Mathematics Tutor w/ Master's Degree in Math
First of all, a circumference is not measured in square units. Only an area is.
C = 2πr
14π = 2πr Divide both sides by 2π.
7 m = r
A = πr2
A = 49π meters2