what is the ratio of sphere to that of hemisphere of same radius ?
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The correct answer is 4 : 3
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srichaitanyamathboss:
area of hemisphere = 3 (pi) r ^2
ratio of them = 4 (pi) r ^2 / 3 (pi) r ^2
= 4/3 => 4 : 3
is it ok
nahi
pehle main samjhi thi ki total interior area par usme surface area diya tha. isiliye correct kar diya
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