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What is the curved surface area of a hemisphere of the radius 22 m?

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3042.28 m 2

3552.18 m 2

2042.88 m 2

3142.28 m 2

answer is A.

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Detailed Solution

Given-

r = 22 m

Curved surface area = 2 π r h = 2227 (22) 2 = 447 (22) 2 = 3042.28 m 2

Thus, the curved surface area of hemisphere is

3042.28 m 2

.
Hence, option 1 is the correct option.

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