Circumscribed Circle with Known Coordinates of Vertices of a Triangle

The radius of circle A given the coordinates of the vertices of the inscribed triangle CDE are known, where AB is the radius and the vertices are C(x[0], y[0]), D(x[1], y[1]), and E(x[2], y[2]). Expressions See Also: Area of a Triangle, Circumscribed Circle with Coordinates of Vertices of a Triangle Known, Circumscribed Circle with Equations of Sides of Triangles Known |
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