3 years ago

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

Mathematics

2 answers:

ad-work [718]3 years ago

7 0

The height of the envelope is 10. This is because you divide the area by 3. So, the missing side is 10 inches.

Masteriza [31]3 years ago

5 0

3+3=6
?+?+6=30
?=12
12+12=24
24+6=30
The other two sides are equal to 12

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