the circumference of two concentric circle forming earring are 88 cm and 66 cm find the width of the ring
Answers & Comments
Aasthakatheriya1
Circumference of circle r1 = 2 πr1 88 = 2 ×22/7×r1 88×7/2×22= r 14 = r1 similarly r2= 21/2 width of ring = r1-r2 = 14 - 21/2 = 7/2 = 3.5 cm I hope it help you.... please mark it as a brainieist answer....
Answers & Comments
88 = 2 ×22/7×r1
88×7/2×22= r
14 = r1
similarly
r2= 21/2
width of ring = r1-r2
= 14 - 21/2
= 7/2
= 3.5 cm
I hope it help you....
please mark it as a brainieist answer....