SOLUTION: In a circle, the radius= (x+2) cm. Find the area of the circle in terms of x.

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Question 641307: In a circle, the radius= (x+2) cm. Find the area of the circle in terms of x.
Answer by unlockmath(1688) About Me  (Show Source):
You can put this solution on YOUR website!
Hello,
Area of a circle is A=pi(radius)^2
Plug in what is given:
A=pi(x+2)^2
We could expand this out to:
A=pi(x^2+4x+4)
Make sense?
RJ
www.math-unlock.com