UNIT 4.3 TRIANGLE CONGRUENCE BY ASA AND AAS Warm Up 1. What are sides AC and BC called? Side AB? 2. Which side is in between A and C? 3. Given DEF and GHI, if…

Warm Up Lesson Presentation Lesson Quiz Warm Up 1. What are sides AC and BC called? Side AB? 2. Which side is in between A and C? 3. Given DEF and GHI, if D…

4.5 Proving Δs are  : ASA and AAS & HL Objectives: Use the ASA Postulate to prove triangles congruent Use the AAS Theorem to prove triangles congruent Postulate 4.3…

Warm Up Lesson Presentation Lesson Quiz Warm Up 1. What are sides AC and BC called? Side AB? 2. Which side is in between A and C? 3. Given DEF and GHI, if D…

An _________________________ is the common side of two consecutive angles in a polygon. The following postulate uses the idea of an included side. Example 1: Problem Solving…

Example 3: Using AAS to Prove Triangles Congruent Use AAS to prove the triangles congruent. Given: X  V, YZW  YWZ, XY  VY Prove:  XYZ  VYW Holt…

4.5 Proving Δs are  : ASA and AAS Objectives: Use the ASA Postulate to prove triangles congruent Use the AAS Theorem to prove triangles congruent Postulate 4.3 (ASA):…