Triangle Congruence

Lesson 4-1 Classifying Triangles

Lesson 4-2 Angle Relationships in Triangles

Lesson 4-3 Congruent Triangles

Lesson 4-4 Triangle Congruence: SSS and SAS

Lesson 4-5 Triangle Congruence: ASA, AAS, and HL

Lesson 4-6 Triangle Congruence: CPCTC

Lesson 4-7 Introduction to Coordinate Proof

Lesson 4-8 Isosceles and Equilateral Triangles