Search All of the Math Forum:
Views expressed in these public forums are not endorsed by
NCTM or The Math Forum.



The original geometry problem
Posted:
Dec 6, 2010 10:49 AM


Here is the geometry problem, in search of which I found some new geometrical gems Q.Suppose ABC is an isosceles triangle in which AB=AC and angle BAC=100 degree.Let D be a point located outside the triangle ABC such that angle ABD=30 degree and angle ACD=20 degree.Let CA meet BD in P and BA meet CD in Q.Find angle QPC.



