A solid consists of a consists of a cone on top of a cylinder of...

A solid consists of a consists of a cone on top of a cylinder of the same radius. The total length of the solid is 15cm. If the height of the cone is equal to the common radius, rcm show that the volume of the solid is ¥r^2/3 (45-2r)cm^3?

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Asked by Rosy on 25th May, 2020

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