Question

volume and surface area of a solid hemisphere are numerically equal .find the diameter of the hemisphere​

Answer 1

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Answer 2

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Volume (Hemisphere)=32πr3

Surface area=3πr2

∴3πr2=32πr3

⇒r=29

⇒2r=9

⇒d=9.

What is the diameter of the hemisphere? Let the radius of the hemisphere be x units. Hence, the diameter of the hemisphere is equal to 9 units