Sand is pouring out of a pipe and is forming a conical pile on the ground. incoming sand conical The radius of the pile is increasing at a rate of 4 feet per day. pile 1 The height is always of the radius. Volume=(radius) height When the pile has a radius of 13 feet, a) the Volume is cubic feet b) the rate of change of the VOLUME is cubic feet per day.. Write your answers as decimal numbers rounded to 2 decimal places.

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