1. Check your answers from 5.2 (p.237-243)
Answers are on the board. If you miss any please put a star by it so I can go over it with you on Wednesday. Then, you will need to get out new notes for 5.3 and 5.4 notes. You will need to copy everything on the PowerPoint and we will go over everything on Wednesday.

2. 5.3 SAS Triangle Congruence
Essential Question: What does the SAS Triangle Congruence Theorem tell you about triangles?

3. SAS (Side-Angle-Side) Triangle Congruence Theorem: If 2 sides and the included angle of 1 triangle are congruent to 2 sides and the included angle of another triangle, then the triangles are congruent by SAS.

4. Are the triangles congruent by SAS?1. 3. 2.

5. 5. Statements Reasons 1. BD is the perpendicular bisector of AC
2. AD = CD
3. <BDA and <BDC = 90
4. BD = BD 5.

6. Statements
Reasons
1. CD bisects AE and AE bisects CD
2. AB = EB and CB = DB
3. <ABC = <EBD
4. Triangle ABC = Triangle EBD

7. p
Complete problems 2-7; 12

8. 5.4 SSS Triangle Congruence
Essential Question: What does the SSS Triangle Congruence Theorem tell you about triangles?

9. Side-Side-Side Congruence Theorem (SSS): If three sides of one triangle are congruent to three sides of another triangle, then the triangles are congruent by SSS.

10. Prove that the triangles are congruent or explain why they are not congruent.1. 2. 4. 3.

11. Find the value of x for which you can show the triangles are congruent.1. 2.

12. Page
10-15

13. If you are still having trouble understanding proofs you need to check out the following:
sss-sas-asa-and-aas content/uploads/2011/11/proofs-involving-congruent-triangles.pdf