If the total surface area of a solid hemisphere is 462 cm^2 , find its volume.
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Answer:
TSA = 3πr²
volume = 2/3πr³
3 ×22/7×r² =462
r² = 462 ×7 /22×3
r² =7 ×7
r =7
2/3 ×22/7×7×7×7
2/3 ×22×7×7
=718.66 cm³
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