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5 votes
an envelope from the post office is 3 inches wide with a total area of 30 square inches. what is the height of the envelope

2 Answers

5 votes
If you mean what is the length of the envelope then the length would be 10in.
answered
User Irshad
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8.4k points
5 votes
The height of the envelope is 10 inches because if you do 3 inches times 10 inches it gets you the area and that is 30.

answered
User Daniel Hornik
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8.0k points

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