asked 49.0k views
1 vote
While unwrapping his birthday present, Marcos was very careful to not tear any gift-wrap. When he was done, he laid the gift-wrapping paper flat like shown. Assuming there was no overlapping paper, what was the Total Surface Area of the box his present was in?

While unwrapping his birthday present, Marcos was very careful to not tear any gift-example-1

1 Answer

2 votes
9 x 9 is 81 x 15 is 81 x 5 is 405. 10 x 81 is 810
answered
User Sam Doidge
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7.5k points
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