Question

Volume of hemisphere is 4851/2 . Find its curved surface area .

Answer 1

Answer:2/3π^3 ..

4851/2=2/3×22/7×r^3

4851×7×3/22×3=r^3

R=21/2

C.S.A = 2πr^2

2×22/7×{21/2}^2

2×22/7×21/2×21/2

363 sq.units is the answer ...

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