Y by
The incircle of the acute-angled triangle
is tangent to the sides
at points
respectively, and
is the incenter. Let the midpoint of side
be
Let
be the foot of the altitude drawn from
to
The tangent drawn from
to the circumcircle of
intersects
at
If the circumcircle of
intersects
at
prove that 

















This post has been edited 1 time. Last edited by falantrng, Aug 24, 2023, 7:53 PM