Question

what is the radius of a circle with circumference 66m?​

Answer 1

Answer:

Given 2πr=66

2×22/7×r=66

r=33×7/22

r=21/2

Answer 2

Answer:

circumference of a circle

$2\pi r$

= 2 × 22/7 × r = 66 m

= 44/7 × r = 66 m

= 462/44

= 10.5