the radius of a hemisphere is 3 cm the ratio of its volume to the total surface are is(please answer properly explain each steps plz dont forget to complete the answer with ratio.. as in the que)
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Step-by-step explanation:
Volume of hemisphere =2 / 3 × pie × r3(cube)
Volume = 2 /3 ×22 /7 ×3×3×3
= 396 / 7
= 56.4 ( Ans)
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