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10 September, 13:01

A right rectangular prism has a length of 8 cm, a width of 3 cm, and a height of 5 cm. What is the surface area of the prism? Enter your answer in the box. cm²

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  1. 10 September, 13:27
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    The surface area is the sum of the area of the six sides ...

    A=2 (xy+xz+yz)

    A=2 (8*3+8*5+3*5)

    A=2 (24+40+15)

    A=2 (79)

    A=158 cm^2
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