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18 October, 17:36

Jerome is painting a rectangular toolbox that is 20 inches by 10 inches by 8 inches. A tube of paint covers 300 square inches. What is the surface area of the toolbox?

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  1. 18 October, 18:44
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    880 in³

    Step-by-step explanation:

    L = 20, W = 10, H = 8

    2 (h * W) + 2 (h * L) + 2 (W * L)

    = 2 (8*10) + 2 (8*20) + 2 (10*20)

    = 2 (80) + 2 (160) + 2 (200)

    = 160 + 320 + 400

    = 880 in³
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