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5 December, 06:00

A rectangular solid has sides of 4 cm, 6 cm, and 8 cm. What is its surface area?

square centimeters

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  1. 5 December, 08:54
    0
    Dimensions of a rectangular solid:

    a = 4 cm, b = 6 cm, c = 8 cm.

    Surface Area = 2 * (a b + b c + a c) =

    = 2 * (4 * 6 + 6 * 8 + 4 * 8) =

    = 2 * (24 + 48 + 32) =

    = 2 * 104 = 208 cm²

    Answer: Its surface area is 208 cm².
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