A solid cylinder has total surface area of 1848 square cm .Its curved surface area is one third of its total surface area .If a hemisphere is formed from this cylinder,then the radius in cm of this hemisphere is
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Step-by-step explanation:
tsa=csa+2pi×r^2
=1/3×tsa + 2pi×r^2
2/3×tsa=2pi×r^2
1848×2/3=2×22/7×r^2
r=14
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