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Circle through three points calculator

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This online calculator will find the equation of the circle that passes through three given points. Input any three points in the coordinate plane, and the calculator will show a step-by-step solution on how to find a circle passing through these three points.

Equation of a Circle Through Three Points Calculator
Input three points to get circle equation.
help ↓↓ examples ↓↓
Find approximate solution
example 1:ex 1:
Find the equation of the circle that contains the points $A(2,0)$, $B(4,1)$, $C(-1,3)$
example 2:ex 2:
Get the equation of a circle through the points $A(4,2)$, $B(1,1)$, $C(3,5)$.
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