Respuesta :
Answer:
21 cm
Step-by-step explanation:
C= 2πr
132=2*22/7*r
132=44/7*r
r= 7*132/44
r=21 cm
Answer:
21
Step-by-step explanation:
Circumference formula = 2 x pi x r
So,
22/7 x 2 x r = 132
Simplify and rearrange
44/7 x r = 132
r = 132 x 7 divided by 44
r = 924 divided by 44
r = 21
Hope this helps.