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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

User Yuan He
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2 Answers

5 votes
3+3=6
?+?+6=30
?=12
12+12=24
24+6=30
The other two sides are equal to 12
User Indian
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6 votes
The height of the envelope is 10. This is because you divide the area by 3. So, the missing side is 10 inches.

User Furq
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