Classifying Triangles by Angles

5.6 Inequalities in Two Triangles and Indirect Proof

5.6 Inequalities in Two Triangles and Indirect Proof

3.4 parallel Lines and the Triangle Angle

3.4 parallel Lines and the Triangle Angle

6.3 Use Similar Polygons

6.3 Use Similar Polygons

2. http://www.aaamath.com/geo612x5.htm

2. http://www.aaamath.com/geo612x5.htm

Solving Right Triangles

Solving Right Triangles

5-5 Indirect Proof, triangle inequality, exterior angle inequality

5-5 Indirect Proof, triangle inequality, exterior angle inequality

3.3 Triangle Angle Sum

3.3 Triangle Angle Sum

5-5 PPT Inequalities in Triangles

5-5 PPT Inequalities in Triangles

4.2 angle Relationships in Triangles

4.2 angle Relationships in Triangles

5.6: SSS Inequality and SAS Inequality Hinge Theorem (also called

5.6: SSS Inequality and SAS Inequality Hinge Theorem (also called