Online Geometry Problems, High School, College

 

Online Geometry Problem 662: Triangle, Incenter, Circumcenter, Orthocenter, Circle, Angle, Measurement. Level: High School, Honors Geometry, College, Mathematics Education

The figure shows a triangle ABC with D orthocenter, E incenter, and F circumcenter. If the angles ADC and AEC are congruent, find the measure of angle AFC.

Triangle, centers, angles
 

  

Home | SearchGeometry | Problems | All Problems | Open Problems | Visual Index | 661-670 | Triangles | Circles | Incenter | Circumcenter | Orthocenter | Email | Post a comment or solution | By Antonio Gutierrez