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Question 730902: what is the equation of a circle with center (2,0) and radius 2 units?
Answer by nerdybill(7384)   (Show Source):
You can put this solution on YOUR website! what is the equation of a circle with center (2,0) and radius 2 units?
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Equation of a circle:
(x-h)^2 + (y-k)^2 = r^2
where
(h,k) is the center
r is the radius
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Plug in given data into:
(x-h)^2 + (y-k)^2 = r^2
(x-2)^2 + (y-0)^2 = 2^2
(x-2)^2 + y^2 = 4 (this is what they're looking for)
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