A circular swimming pool has radius of 15 feet. The family that owns the pool wants to erect a circular fence that is 5 feet away from the pool. Which is the closest to the circumference of the fence they will need? A. 94.2 ft B. 125.6 ft C. 157 ft D. 188.4 ft

Answer 1

The radius of the fence would be 20 ft
circumf = 2πr = 2π(20)
= 40π or appr 125.66

so I guess B comes closest

Answer 2

21.89m2