Question

circumference = 72.6 what is radius

Answer 1

circumference=72.6
circumference=2×$\pi$×r
72.6=3.14×2×r
r=11.56(approx)
hope it helped.

Answer 2

if circumference is 72.6 units
Circumference= 2πr
72.6=44/7r
r = ( 7 × 72.6 ) / 44
r = 11.55 units