1. 4.3: Triangle Congruence by ASA and AAS 4.4: CPCTC If I'm not back in five minutes...just wait longer!" -Ace Ventura If I'm not back in five minutes...just wait longer!"

2. Congruent Triangles Postulate 4-3: Angle-Side-Angle (ASA) Postulate: If two angles and the included side of one triangle are congruent to two angles and the included side of another triangle, then the two triangles are congruent.

3. Proving Triangles Congruent StatementsReasons 1. 2. 3. 4. 1. 2. 3. 4.

4. Congruent Triangles Theorem 4-2: Angle-Angle-Side (AAS) Theorem: If two angles and a nonincluded side of one triangle are congruent to two angles and the corresponding nonincluded side of another triangle, then the triangles are congruent. TYPO ON PINK SHEET!!!

5. Proving Triangles Congruent StatementsReasons 1. 2. 3. 4. 1. 2. 3. 4. Alternate Interior Angles Theorem

6. Proving Triangles Congruent X YWZ StatementsReasons 1. 2. 3. 4. 5. 6. 1. 2. 3. 4. 5. 6. 12

7. Section 4.4: Using Congruent Triangles CPCTC: Corresponding Parts of Congruent Triangles are Congruent. Once two triangles have been proven congruent this is used to make conclusions about the other parts of the triangles.

8. Proving Triangles Congruent StatementsReasons 1. 2. 3. 4. 1. 2. 3. 4. Reflexive Property

9. Proving Triangles Congruent StatementsReasons 1. 2. 3. 4. 1. 2. 3. 4. Reflexive Property

10. 4.3: Triangle Congruence by ASA and AAS 4.4: CPCTC “I wish, for just one day, Dad couldn't tell a lie.“ -Max Homework 4.3: #1,2,5,6,11-14 Homework 4.4: #2,8,14 “I wish, for just one day, Dad couldn't tell a lie.“