Saturday, February 21, 2009

Problem 19: Isosceles Right Triangle, Excenter, Perpendicular, Congruence

Proposed Problem
Try to use elementary geometry (Euclid's Elements)

Problem 19: Isosceles Right Triangle, Excenter, Perpendicular, Congruence.

See complete Problem 19 at:
gogeometry.com/problem/problem019.htm

Level: High School, SAT Prep, College geometry

Post your solutions or ideas in the comments.