SOLUTION: Find the volume of a circular cone whose radius is 12 ft and whose surface area is 300πft

SOLUTION: Find the volume of a circular cone whose radius is 12 ft and whose surface area is 300πft

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Question 960335: Find the volume of a circular cone whose radius is 12 ft and whose surface area is 300πft
Answer by amarjeeth123(569) (Show Source): You can put this solution on YOUR website!
Surface area=πr(r+√r^2+h^2)
12π(12+√144+h^2)=300π
12+√144+h^2=25
√144+h^2=13
144+h^2=169
h^2=25
h=5ft
Height of the cone=5ft.
Volume of the cone=1/3π*r^2*h=240π cubic feet.
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