if the curved surface area of a solid hemisphere is 2772 cm square,then find its total surface area
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Answer:
4158cm²
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Answer:
CSA of hemisphere = 2πr²
2772 = 2(22/7)r²
r² = 441
r = √441
r = 21cm
TSA of hemisphere = 3πr²
= 3(22/7)21²
= 4158 cm²
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