1. Congruent Triangles Review
Honors Geometry
CCHS

2. Which rule proves the triangles congruent?

3. ASA

4. What rule proves the triangles congruent?

5. SAS

6. What rule proves the triangles congruent?

7. Not enough information (SSA labeling)

8. What rule proves the triangles congruent?
Given: 𝑨𝑩 ≅ 𝑩𝑪 𝑩𝑫 𝒃𝒊𝒔𝒆𝒄𝒕𝒔<𝑨𝑩𝑪

9. SAS

10. What rule proves the triangles congruent?

11. Not enough information (AAS labeling)

12. What rule proves the triangles congruent?
Given: <𝑾≅<𝑲 𝑾𝑽 ≅ 𝑽𝑲

13. ASA

14. One Step Proof:
Given: <𝑍𝑊𝑋≅<𝑋𝑌𝑍 <𝑋𝑊𝑌≅<𝑍𝑌𝑊 Prove: <𝑍𝑊𝑌≅<𝑋𝑌𝑊

15. Subtraction Property

16. One Step Proof
Given: <1 comp. <4 <2 comp. <3 <𝟏≅<𝟐 Prove: <3≅<4

17. If angles are complementary to congruent angles, then they are congruent

18. One Step Proof
Given: 𝑊𝑌 ≅ 𝑋𝑍 Prove: WX ≅ YZ

19. Subtraction Property

20. One Step Proof:
Given: 𝐷𝑀 ≅ 𝑁𝐹 M and N are mdpts Prove: DG ≅ FG

21. Multiplication Property

22. Chapter 3 Tips
Labeling Congruent Triangles: Follow around the perimeter of a labeled triangle
Review Properties (sec in book)
Proofs: LABEL DIAGRAMS!!!
Proofs: Include all labeling steps in proof
Triangle Congruence Proofs: Make sure you have THREE CONGRUENCE statements! (Label S and A)
Proofs: Make sure you have satisfied requirements of IF statements before including a step.