Math, asked by amritraj98, 1 year ago

the circumferences of two circles are in the ratio 9:16find the ratio of their areas

Answers

Answered by ash19802
0
2πr1/2πr2 = 9/16
r1/r2 = 9/16

ratio of areas => πr1^2/πr2^2= [r1/r2]^2 = [9/16]^2= 81/256


r1 and r2 are radii
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