%0 Journal Article %T Exercises in Orthodox Geometry %A Anton Petrunin %J Mathematics %D 2009 %I arXiv %X Problems for the graduate students who want to improve their problem solving skills in geometry. I am collecting these problems for fun. Every problem has a short elegant solution --- this gives a hint which was not available when it was solved for the first time. %U http://arxiv.org/abs/0906.0290v7