1. 4-1: Congruent Figures

3. If HIJK is congruent to LMNO, list the corresponding parts

4. The wings of an SR-71 Blackbird suggest congruent triangles
The wings of an SR-71 Blackbird suggest congruent triangles. What is the measure of angle D?

5. Are the triangles congruent? Why or why not?

6. Prove the triangles congruent
Statements
Reasons 1) 2) 3) 4) 5) 1) 2) 3) 4) 5)

7. 4-2: Triangle Congruence by SSS and SAS

10. Using SSS
Statements
Reasons 1) 2) 3) 4) 1) 2) 3) 4)

11. Using SAS
For each, what other information do you need to prove the two triangles congruent by SAS?

12. Are the triangles congruent by SSS, SAS, or neither?

13. 4-3: Triangle Congruence by ASA and AAS

16. Which two triangles are congruent by ASA? Why?

17. Write a proof using ASA
Statements
Reasons 1) 2) 3) 4) 1) 2) 3) 4)

18. Write a proof using AAS 1) 2) 3) 4) 5) 1) 2) 3) 4) 5) Statements
Reasons 1) 2) 3) 4) 5) 1) 2) 3) 4) 5)

19. Are the triangles congruent by ASA, AAS, or neither?

20. 4-4: Using Corresponding Parts of Congruent Triangles

21. Proving Parts of Congruent Triangles
Statements
Reasons 1) 2) 3) 4) 5) 1) 2) 3) 4) 5)

22. Proving Parts of Congruent Triangles
Statements
Reasons 1) 2) 3) 4) 5) 1) 2) 3) 4) 5)

24. Proving Parts of Congruent Triangles
Statements
Reasons 1) 2) 3) 4) 5) 6) 1) 2) 3) 4) 5) 6)

25. 4-5: Isosceles and Equilateral Triangles

28. Using Isosceles Triangle Theorems
Is segment AB congruent to segment CB?
Is angle WVS congruent to angle R? Is TR=TS?

29. Find the value of x

30. Suppose all the vertex angles have a measure of 58, what are the measures of angle A and angle BCD?

31. 4-6: Congruence in Right Triangles

33. Write a proof using HL 1) 2) 3) 4) 5) 1) 2) 3) 4) 5) Statements
Reasons 1) 2) 3) 4) 5) 1) 2) 3) 4) 5)

34. Write a proof using HL 1) 2) 3) 4) 5) 6) 1) 2) 3) 4) 5) 6) Statements
Reasons 1) 2) 3) 4) 5) 6) 1) 2) 3) 4) 5) 6)

35. Write a proof using HL 1) 2) 3) 4) 5) 6) 1) 2) 3) 4) 5) 6) Statements
Reasons 1) 2) 3) 4) 5) 6) 1) 2) 3) 4) 5) 6)