SOLUTION: What is the area of a rectangle expressed as a function of its width, if the width is 25 percent of its length?

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Question 300697: What is the area of a rectangle expressed as a function of its width, if the width is 25 percent of its length?
Answer by Fombitz(32388) About Me  (Show Source):
You can put this solution on YOUR website!
The area of a rectangle is,
A=L%2AW
But you also know that,
W=0.25%2AL=L%2F4
L=4W
So then,
A=4W%2AW
A=4W%5E2