Geometry Problems, Online Education

 Problem 133. Triangle, Angle Bisectors, Collinear Points. Level: High School, SAT Prep, College

In the figure below, given a triangle ABC. Let be AE and CD angle bisectors of angles A and C, and BF the exterior angle bisector of angle B. Prove that D, E, and F are collinear points. View or post a solution.
 

Triangle, Angle Bisectors, Collinear
 

 

  


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