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ALGEBRA! NEED HELP!

A rectangular prism has a length of 8 inches and a width of 7 inches. The lateral area is 150 square inches. What is the height of the prism?

2 Answers

5 votes

Answer:

It's 144

Explanation:

User Yannis
by
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The base's length is 8 and it's width is 7, so it's perimeter will be
2\cdot (7+8)=30 . To find the lateral area you shoul multiply this with it's height. So,
30\cdot h=150\\ h=\frac { 150 }{ 30 } \\ h=5 (h is height).

User Peter Eisentraut
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7.1k points