Thanasis Galopoulos, Romantics of Geometry, https://www.facebook.com/photo/?fbid=2178549955855245&set=gm.7888812937899010&idorvanity=1019808738132832

 

One of my old problems

 For <BAC=20 I shall post my synthetic solution later on

Problem: https://artofproblemsolving.com/community/c4t48f4h3352797_an_alright_geo_problem

 

Naibe Oliveira, Training Geometry Olympiad