KöMaL 2010 B4267
Prove that the perpendiculars drawn to the sides of a triangle at the points of tangency of the escribed circles are concurrent.
Official text KöMaL. Quoted with source.
Solutions
No solution is on olymmath yet. Official and human solutions come first when they arrive. AI solutions come after them, with a label.
Similar problems
These problems have the most words in common with this statement.