SOLUTION: please help Circumscribed about the triangle with vertices (2,3) (0,5) and (1,-1)

SOLUTION: please help Circumscribed about the triangle with vertices (2,3) (0,5) and (1,-1)

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Question 939843: please help Circumscribed about the triangle with vertices (2,3) (0,5) and (1,-1)
Answer by Fombitz(32388) (Show Source): You can put this solution on YOUR website!
The problem is the same as solving for the equation of a circle given three points.
Assume,

is the equation of the circle.
Inputting all three points gives,

.
.

.
.

.
.
Solving these three simultaneous equations gives,

Then the circle becomes,

Now complete the square,

Center (,)
Radius :

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