The height of a cone is two times its base diameter. What is the volume of the cone in terms of its base radius r?

asked May 21, 2018 212k views

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by Pero

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$V= (1)/(3) \pi r^(2) h$
h=2d d=2r h=4r

$V= (1)/(3) \pi r^(2) (4r) = 4 (1)/(3) \pi r^(3) = 13.6 r^(3)$

Hope that helps

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