SOLUTION: All of the edges of a metal box are of equal length. If the surface area is 216 square inches, what is the length, in inches, of each edge of the box

Question 984898: All of the edges of a metal box are of equal length. If the surface area is 216 square inches, what is the length, in inches, of each edge of the box
Answer by macston(5194) (Show Source): You can put this solution on YOUR website!
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The box is a cube, with 6 equal faces (if top is included)

Each face is a square 36 square inches in area.
The side of a square = square root of the area:

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ANSWER: The length of each edge is 6 inches.

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