15 Calculate the surface area of the Sphere whose radius is 7 cm.
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Surface area of the hemisphere =2πr^2
=2 x 22/7 x 7^2
=308 cm ^2
MARK ME AS A BRAINLIEST
=2 x 22/7 x 7^2
=308 cm ^2
MARK ME AS A BRAINLIEST
Answered by
22
Answer:
S=4πr2
r=7 cm
S=4×722×49=616 cm
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