Let ABC be a triangle satisfying (gamma=90deg+1/2 Beta). Suppose that Z is the point an AB such that BZ=BC. Show that AC is tangent to the circumcircle of the triangle BCZ at C.
I cant even figure this one out.
Last edited by TheNcredibleHulk; March 29th 2010 at 01:35 PM.
Reason: change the title