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What is the volume of the sphere of the diameter 9 cm?

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381.15 c m 3

381.85 c m 3

381.65 c m 3

381.25 c m 3

answer is B.

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Detailed Solution

Given- diameter is 9cm

d = 9 c m r = 92 c m r = 4.5 c m

Volume = 43 π r 3 = 43227 (4.5) 3 = 8821 (91.125) = 801921 = 381.85

Thus, the volume of sphere is

381.85 c m 3

.
Hence, option 2 is the correct option.

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