1. Unit 4 Proving Triangles Congruent (SSS, SAS, ASA, AAS, HL)

2. Choose a Problem. Problem #1 Problem #2 Problem #3 End Slide Show SSS SAS ASA

3. Problem #1

4. Step 1: Mark the Given

5. Reflexive Sides Vertical Angles Step 2: Mark... … if they exist.

6. Step 3: Choose a Method SSS SAS ASA AAS HL

7. Step 4: List the Parts STATEMENTSREASONS … in the order of the Method S S S

8. Step 5: Fill in the Reasons (Why did you mark those parts?) STATEMENTSREASONS S S S

9. S S S Step 6: Is there more? STATEMENTSREASONS The “Prove” Statement is always last !

10. Choose a Problem. Problem #1 Problem #2 Problem #3 End Slide Show SSS SAS ASA

11. Problem #2

12. Step 1: Mark the Given

13. Reflexive Sides Vertical Angles … if they exist. Step 2: Mark...

14. Step 3: Choose a Method SSS SAS ASA AAS HL

15. Step 4: List the Parts … in the order of the Method STATEMENTSREASONS S A S

16. Step 5: Fill in the Reasons (Why did you mark those parts?) STATEMENTSREASONS S A S

17. Step 6: Is there more? STATEMENTSREASONS The “Prove” Statement is always last ! S A S

18. Choose a Problem. Problem #1 Problem #2 Problem #3 End Slide Show SSS SAS ASA

19. Problem #3

20. Step 1: Mark the Given

21. Reflexive Sides Vertical Angles … if they exist. Step 2: Mark...

22. Step 3: Choose a Method SSS SAS ASA AAS HL

23. Step 4: List the Parts … in the order of the Method STATEMENTSREASONS A S A

24. Step 5: Fill in the Reasons (Why did you mark those parts?) STATEMENTSREASONS A S A

25. Step 6: Is there more? STATEMENTSREASONS The “Prove” Statement is always last ! A S A

26. Choose a Problem. Problem #4 Problem #5 End Slide Show AAS HL

27. Problem #4

28. Step 1: Mark the Given

29. Reflexive Sides Vertical Angles Step 2: Mark... … if they exist.

30. Step 3: Choose a Method SSS SAS ASA AAS HL

31. Step 4: List the Parts STATEMENTSREASONS … in the order of the Method A A S

32. Step 5: Fill in the Reasons (Why did you mark those parts?) STATEMENTSREASONS A A S

33. Problem #5

34. Step 1: Mark the Given

35. Reflexive Sides Vertical Angles … if they exist. Step 2: Mark...

36. Step 3: Choose a Method SSS SAS ASA AAS HL

37. Step 4: List the Parts … in the order of the Method STATEMENTSREASONS H L

38. Step 5: Fill in the Reasons (Why did you mark those parts?) STATEMENTSREASONS H L

39. Step 6: Is there more? STATEMENTSREASONS H L The “Prove” Statement is always last !

40. Choose a Problem. Problem #1 Problem #2 Problem #3 End Slide Show SSS SAS ASA

41. Choose a Problem. Problem #4 Problem #5 End Slide Show AAS HL

42. 1. Mark the Given. 2. Mark … Reflexive Sides / Vertical Angles 3. Choose a Method. (SSS, SAS, ASA, AAS or HL) 4. List the Parts … in the order of the method. 5. Fill in the Reasons … why you marked the parts. 6. Is there more?