Home Geometry Problems All Problems 341-350 View or post a solution 
Problem 347. Triangle, Altitude, Perpendicular, Circle, Concyclic points.
Level: High School, College, SAT Prep.

The figure shows a triangle ABC with the altitude BD. DE is perpendicular to AB and DF is perpendicular to BC. Prove that the points A, E, F, and C are concyclic (lie on a same circle).
 

Triangle, Altitude, Perpendicular, Concyclic points 

 

  Recent Additions