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1 July, 14:50

the surface area of a cube is 294 square feet. What is the length (in feet) of each edge of the cube?

A. - 7 feet B. 7 feet C. 49 feet D. 64 feet

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  1. 1 July, 14:59
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    Answer 7 feet

    the cube has 6 faces

    294/6=49

    1 face = 49

    surface=l*w

    49=l*w (I and w measure the same, so lets call each the same letter=e

    49=e*e

    49=e^

    do square root of both sides

    Square root of 49 = square root of e ^

    7=e
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