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28-10-2016
Mathematics

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What is the surface area of a package that is 8 inches by 11 inches by 2 inches

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AFRICANchild AFRICANchild

28-10-2016

A = 2 ( 8 x 11) + 2 ( 8 x 2 ) + 2 ( 11 x 2 ) in ²

A = 2 [ 88 + 16 + 22 ] in ²

A = 2 [ 126 ] in ²

A = 252 in ²

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