SOLUTION: what is the surface area of a box 5 feet long, 3 feet wide and 7 feet high?

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Question 139011: what is the surface area of a box 5 feet long, 3 feet wide and 7 feet high?
Answer by solver91311(24713) About Me  (Show Source):
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2 times 5 times 7 (the area of the two largest sides) plus 2 times 3 times 7 (the area of the two medium-sized sides) plus 2 times 3 times 5 (the area of the two smallest sides).