Y by
The perpendicular bisector to side
of triangle
intersects side
at point
(see fig.). The bisector of angle
intersects the circumcircle of triangle
at point
. Prove that the line passing through the centers of the inscribed circles triangles
and
, perpendicular to the bisector of angle
.












This post has been edited 1 time. Last edited by parmenides51, Sep 17, 2024, 1:29 PM