Math, asked by asdev7557, 9 months ago

Find the TSA of hemisphere whose radius is 21 cm

Answers

Answered by aishwaryar1807

0

Answer:

TSA of a hemisphere = 4154.22 cm²

Step-by-step explanation:

Given radius(r) = 21 cm

TSA of a hemisphere = 3 * π * r²

TSA of a hemisphere = 3 * 3.14 * 21²

TSA of a hemisphere = 3 * 3.14 * 441

TSA of a hemisphere = 4154.22 cm²

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