Triangle outer (excenter) coordinate online calculator

App description

The center of the circumscribed circle of a triangle is called
the outer center of a triangle.
The center of the circumscribed circle of a triangle is the
intersection of the three vertical bisectors of the triangle.
The three vertices of the triangle are on the circumscribed circle.

Enter the coordinates of the three corner points of the triangle
to calculate the coordinate
position of the outer center of the triangle.

Usage example

Enter the coordinates of the triangle

X Y

A: 2，4

B: 1，5

C: 3，2

Click "calculate" to output the result

Excenter of a triangle : - 2.50000,0.50000