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14 July, 16:22

The base of a rectangular prism has dimensions of 3 feet by 4 feet.

If the height of the rectangular prism is 8 feet, find the number of square feet in its total area.

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  1. 14 July, 16:41
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    I'm assuming it is asking for surface area.

    SA = 2 (lw) + 2 (hw) + 2 (lh)

    SA = 2 (3*4) + 2 (4*8) + 2 (3*8)

    SA = 2 (12) + 2 (32) + 2 (24)

    SA = 24 + 64 + 48

    SA = 136 square feet
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