Question

find. radius and diameter of circle. A Circumference = 165cm

Answer 1

let the radius be x

circumference = 165
2 pi r = 165
2 x 22/7 x r = 165
r = 165 x 7 /2 x 22
r = 26.25

diameter = 2(26.25) = 52.5

Answer 2

Circumference of cir le = 2 pie r
165= 2 pie r
165/2=pie r
165/2x7/22=r

@Marcia Royal