LeAnn wants to giftwrap a present she got for her little brother. How many square inches of giftwrap will be needed to cover a box that is 5in x 7in x 3in?

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asked Oct 4, 2017 2.0k views

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Roundcrisis · Answer 1 · 2017-10-09T03:55:23+0000

Just find the surface area. 5*7=35, but 35*2=70, because the top and bottom. Then do 7*3*2=42, for 2 parallel sides, and then 3*5*2=30. Now add 70+30+42=142 square inches. There's your answer.

LeAnn wants to giftwrap a present she got for her little brother. How many square inches of giftwrap will be needed to cover a box that is 5in x 7in x 3in?

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