

Problem 469: Isosceles triangle, Midpoint,
Transversal, Congruence

The figure shows
an isosceles triangle ABC (AB = BC). Lines AB, AC, and BC are
cut by a straight line at points D, E, and F respectively. If E
is the midpoint of DF, prove that AD and CF are congruent.

Poster of Problem
469: Sketching, Typography, Art,
iPad Pro






