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The volume of hemisphere is 4851/2 cm. Find its csa |
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Answer» Volume of hemisphere=2/3πr^3 cub.uts 4851/2=2/3×22/7×r^3 441/2×21/4=r^3 3√ 9261/8=r 21/2cm=rCSA of hemisphere=2πr^2 sq.uts =2×22/7×21/2×21/2 =441/2×22/7 =441×11/7 =63×11 =693cm^2 10914.7 cm |
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