volume and surface area of a solid hemmesphere are numerically equal. what is the diameter of hemisphere?
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So the diameter is 9 cm's.
Hope it helps............
Hope it helps............
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volume of hemisphere is 2÷3×πcube
surface area is 3πrsquare
so 2÷3πrcube=3πrsqaure
r= 9÷2
d=9÷2×2=9ans
surface area is 3πrsquare
so 2÷3πrcube=3πrsqaure
r= 9÷2
d=9÷2×2=9ans
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