Question: A cone is to be built from stone so that it has height 9 feet and a base with radius 4. (The base of the

A cone is to be built from stone so that it has height 9 feet and a base with radius 4. (The base of the cone will lie on the floor.) Suppose the density of the stone used to make the cone is 70 lb/ft3. Calculate the work required to build the cone from the ground up.

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