MathDB
Find the angle

Source: Albania IMO TST 2013

May 25, 2013
geometrycircumcircletrigonometrygeometry proposed

Problem Statement

It is given a triangle ABCABC whose circumcenter is OO and orthocenter HH. If AO=AHAO=AH find the angle BAC^\hat{BAC} of that triangle.
Back to ProblemsView on AoPS