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Alexander wraps a gift box in the shape of a right rectangular prism. The figure below shows a net for the gift box. How much wrapping paper did he use, in square meters?

Alexander wraps a gift box in the shape of a right rectangular prism. The figure below-example-1

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Answer:

2(7(9) + 9(10) + 7(10)) = 2(63 + 90 + 70) = 2(223) = 446 square meters

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