Search found 2 matches
- Sat Apr 01, 2017 8:43 pm
- Forum: Test Forum
- Topic: Test 1 LaTeX
- Replies: 13
- Views: 19821
Re: Test 1 LaTeX
$a^n+b^n=c^n$
- Fri Mar 31, 2017 4:15 pm
- Forum: Geometry
- Topic: CGMO 2012/5
- Replies: 3
- Views: 3902
CGMO 2012/5
Let ABC be a triangle. The incircle of ABC with center I is tangent to AB at D & AC at E. Let O denote the circumcenter of triangle BCI. Prove that, angle ODB = angle OEC.