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What is the surface area of a sphere of the radius.5.6 cm?

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394.24 c m 2

394.14 c m 2

394.20 c m 2

394.34 c m 2

answer is A.

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Detailed Solution

Given-

r = 5.6 c m

Area of the sphere = 4 π r 2 = 4227 (5.6) 2 = 2759.68 7 = 394.24

Thus, the surface area of sphere is 394.24

c m 2

.
Hence, option 1 is the correct option.

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