De Longchamps theorem about perpendicular bisectors of angle bisectors | geometry | intermediate

Episode 119.

De Longchamps theorem about perpendicular bisectors of angle bisectors | geometry | intermediate.
De Longchamps theorem about the perpendicular bisectors of the angle bisectors of a triangle | plane geometry | intermediate level.

Branch of mathematics: plane geometry.
Difficulty level: intermediate.

Theorem. For any triangle, the points of intersection of the perpendicular bisectors of the angle bisectors of the triangle with the lines containing the opposite sides are collinear.

Mathematics. Geometry. Plane geometry.
#Mathematics #Geometry #PlaneGeometry

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