Volume of hemisphere is 4851/2 cubic cm . Find its curved surface area .
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Volume of hemisphere = 2/3 πr^3
4851/2 = 2/3 × 22/7 × r^3
(4851 × 7 × 3)/(2 × 2 × 22) = r^3
101871/88 = r^3
r^3 = 1157.625
r = 105/10
r = 10.5
C.S.A of hemisphere = 2πr^2
= 2 × 22/7 × 10.5 × 10.5
=69300/100
=693cm^2
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☺ HOPE IT HELPS YOU ☺
THANKS....
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Volume of hemisphere = 2/3 πr^3
4851/2 = 2/3 × 22/7 × r^3
(4851 × 7 × 3)/(2 × 2 × 22) = r^3
101871/88 = r^3
r^3 = 1157.625
r = 105/10
r = 10.5
C.S.A of hemisphere = 2πr^2
= 2 × 22/7 × 10.5 × 10.5
=69300/100
=693cm^2
___________________________________
☺ HOPE IT HELPS YOU ☺
THANKS....
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