SOLUTION: What is the general form of the equation of a circle with its center at (-2, 1) and passing through (-4, 1)?

Question 970347: What is the general form of the equation of a circle with its center at (-2, 1) and passing through (-4, 1)?
Answer by stanbon(75887) (Show Source): You can put this solution on YOUR website!
What is the general form of the equation of a circle with its center at (-2, 1) and passing through (-4, 1)?
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Find the length of the radius::
r = sqrt[(-2--4)^2+(1-1)^2] = sqrt[4} = 2
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Equation:
(y+2)^2+(y-1)^2 = 2^2
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Cheers,
Stan H.
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