the volume of a hemisphere is 4851/2 cm cube. find its curved surface area
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693
Step-by-step explanation:
volume of a hemisphere=2/3πr^3
r^3 =(4851×21)/88
r=10.5
so, radius of hemisphere is 10.5cm
curved surface area=2πr^2
2×22/7×(10.5)2
=693
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