Section 7.3 Reference Topics

This site has practice with classifying trianlges.
http://www.onlinemathlearning.com/types-of-triangles.html

This site investigates the exterior angles of a traingle:
http://regentsprep.org/Regents/math/triang/LExtAng.htm

This site investigates properties of isosceles triangles:
http://www.geom.umn.edu/~dwiggins/conj13.html

Links