Question 1187087:  Find the equation of the circle that passes through(-2,1).(4,-3),and(4.7) 
 Answer by Alan3354(69443)      (Show Source): 
You can  put this solution on YOUR website! Find the equation of the circle that passes through A(-2,1), B(4,-3),and C(4,7) 
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Find the perpendicular bisectors of AB and BC. 
The intersection of them is the center of the circle. 
The distance from the center to any of the 3 points is the radius. 
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