Question 1050242
A piece of drain pipe,  Cylindrical in shape,  Is 6 ft. Long. The wall of the pipe is 1/2 in. thick; the inner radius of the pipe is 16 in.  Find the total area of the piece of pipe; inside, outside, edges. (Assume the pipe to be a right cylinder in shape. )
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It's 2 cylinders, inside & outside.
Lateral area = {{{2pi*r*h}}}
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Each end is the area of the big circle - small circle.