the volume of two hemisphere are in the ratio 27 :125. find the ratio of the radii
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Answered by
10
Vol. of hemisphere= [tex] \frac{2}{3}
[/tex] π r³
⇒ratio=27:125
π (r₁)³: π (r₂)³
⇒(r₁)³:(r₂)³=27:125
⇒r₁:r₂=3:5
⇒ratio=27:125
⇒(r₁)³:(r₂)³=27:125
⇒r₁:r₂=3:5
Answered by
4
volume is ⅔πr³
so ⅔πr1³: ⅔πr2³=27:125
r1: r2 = 3:5
Ans. 3:5
so ⅔πr1³: ⅔πr2³=27:125
r1: r2 = 3:5
Ans. 3:5
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