2. what is the volume of the metal in this heavy-duty pipe? (it is not drawn to scale and the inside of the pipe is empty space.) show all work and be sure to label your answer. use 3.14 to estimate pi.

maximum area = xy = (16)(32) = 512 ft2

to maximize the area of the garden, the side of the fence parallel to the side of the house should be 32 ft long, and the other two sides should both have length 16 ft.'

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