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20 August, 11:50

Industrial chemicals are stored in 55-gallon drums. The radius of the drum is 12 inches, and the height is 32 inches.

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  1. 20 August, 11:59
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    3317.5 square inches

    Step-by-step explanation:

    The missing question is: Determine the surface area of the drum.

    Data

    radius of the drum, r = 12 inches height of the drum, h = 32 inches

    The drums are cylinders.

    surface area of a cylinder = 2*π*r*h + 2*π*r² = 2*π*12*32 + 2*π*12² = 3317.5 square inches
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