Question

if the total surface area of a solid hemisphere is 462cm .find its volume
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Answer 1

Step-by-step explanation:

Total surface area of the hemisphere =462cm2

Total surface area of the hemisphere =2πr2

⇒462=3πr2

⇒r=7 cm

Volume of hemisphere =32πr3

V=32×722×73

V=718.67cm3

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