SOLUTION: If the area of a square is represented by {{{x^2-4x+4}}}, what is the perimeter? thank you.

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Question 299087: If the area of a square is represented by x%5E2-4x%2B4, what is the perimeter?
thank you.
Answer by unlockmath(1688) About Me  (Show Source):
You can put this solution on YOUR website!
Hello,
First let's factor this out (x^2-4x+4) to get:
(x-2)(x-2)=0 Now we know the sides are x-2 so we do this to find the perimeter:
(x-2)+ (x-2) + (x-2) + (x-2)
This will give us:
4x-8 as the perimeter.
RJ www.math-unlock.com