The answer is
Try it!
It's a beautiful problem.
Of course, don't even think use trig.
http://img395.imageshack.us/img395/9...heangelfk4.png
all the angles are given how do u find the angle that has a question mark beside it?
Klicken sie Heir.
Sorry, Krizalid I used trigonometry to solve it. I am not as good in Classical Geometry as you are.