2013 USAMO Problems/Problem 1
Revision as of 18:48, 11 May 2013 by Yuler1818181818 (talk | contribs) (Created page with "In triangle , points lie on sides respectively. Let , , denote the circumcircles of triangles , , , respectively. Given the fact that segment intersects , , again at respectively...")
In triangle , points lie on sides respectively. Let , , denote the circumcircles of triangles , , , respectively. Given the fact that segment intersects , , again at respectively, prove that .
