there are two concentric circles.the circumference of outer circle is l32 cm and circumference of the inner circle is 88 cm.find the difference between their radii.
Answers
Answered by
3
Hope it helps you......
Attachments:
Answered by
1
Step-by-step explanation:
Larger circle
circumference=2πr
132=2πr
132/2x7/22=r
21=r
smaller circle
88=2πr
88/2x7/22=r
14=r
difference
r1-r2
21-14
7
Similar questions