What is the formula for the area of a hemisphere?

Question

What is the formula for the area of a hemisphere?

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Mia 1 week 2021-09-12T18:54:13+00:00 1 Answer 0

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    2021-09-12T18:55:43+00:00

    Answer:

    Step-by-step explanation:

    If you have a hemispherical object then it has a base which is a circle of radius r. The area of a circle of radius r is π r2 and thus if the hemisphere is meant to include the base then the surface area is 2 π r2 + π r2 = 3 π r2.

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