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Forum URL: http://www.cut-the-knot.org/cgi-bin/dcforum/forumctk.cgi
Forum Name: College math
Topic ID: 688
Message ID: 1
#1, RE: Two Equilateral Triangles - Seven Concyclic Points
Posted by alexb on Aug-14-08 at 02:55 PM
In response to message #0
It's a nice simple problem. I am sure I saw it somewhere but have no recollection where. Here it is

http://www.cut-the-knot.org/Curriculum/Geometry/TwoEquilateralBumps.shtml

Thank you