SOLUTION: a rectangle is four times as long as it is wide. its area is 9 square meters. what is it dimensions?

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Question 130597This question is from textbook
: a rectangle is four times as long as it is wide. its area is 9 square meters. what is it dimensions? This question is from textbook

Answer by solver91311(24713)   (Show Source): You can put this solution on YOUR website!
If the width is x, then the length must be 4x, and the area must be x * 4x.











(ignore the negative square roots because we are looking for a length measure)

So the width is meter. That means the length is meters.

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