Installing a Vent Pipe A homeowner is putting in a
Chapter 11, Problem 77(choose chapter or problem)
Installing a Vent Pipe A homeowner is putting in a fireplace that has a 4-inch-radius vent pipe. He needs to cut an elliptical hole in his roof to accommodate the pipe. If the pitch of his roof is ,(a rise of 5,run of 4) what are the dimensions of the hole?
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