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28 October, 22:45

The surface area S, of a right rectangular prism with length l, width w, and height h can be found using the formula below

S=2 (lw + wh + hl)

What is the surface area in square inches of a prism with a length of 12 inches a width of 9 inches, and a height of 2 inches?

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  1. 28 October, 22:52
    0
    First, replace all variables with the given values.

    12 (9) + 9 (2) + 2 (12)

    This should then equal 150, then the formula says to multiply this answer by 2. Doing so, should give a final answer of 300.
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