TriangleCenter Command

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TriangleCenter( <Point>, <Point>, <Point>, <Number> )
gives n-th triangle center of triangle ABC. Works for n < 3054.
Example: Let A = (1, -2), B = (6, 1) and C = (4, 3). TriangleCenter(A, B, C, 2) yields the centroid D = (3.67, 0.67) of the triangle ABC.


Some common triangle centers

Index n Center
1 Incenter
2 Centroid
3 Circumcenter
4 Orthocenter
5 Nine-point center
6 Symmedian point
7 Gergonne point
8 Nagel point
13 First isogonic center
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