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Circumcircles (Posted on 2009-01-28) Difficulty: 3 of 5
Let I be the incenter of triangle ABC.

Prove that the intersection (not C) of line CI and the circumcircle of triangle ABC is the circumcenter of triangle ABI.

  Submitted by Bractals    
Rating: 3.0000 (2 votes)
Solution: (Hide)
See Chesca's Angles! for a simple proof.

Comments: ( You must be logged in to post comments.)
  Subject Author Date
SolutionAngles!Chesca Ciprian2009-01-28 16:57:44
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