1. Geometry: Congruent Triangles
Jeopardy!
Geometry:
Congruent Triangles

2. Vocabulary
Triangle
Congruence
CPCTC
Isosceles &
Equilateral
Right
Triangles
200
200
200
200
200
400
400
400
400
400
600
600
600
600
600
800
800
800
800
800
1000
1000
1000
1000
1000

3. Vocabulary The two congruent sides of an isosceles triangle form this.

4. Vocabulary What is the vertex angle?
HOME

5. Vocabulary
If you know that two triangles are congruent, then the corresponding sides and angles of the triangles are congruent because of this.

6. Vocabulary What is CPCTC?
HOME

7. Vocabulary The angles of an isosceles triangle that are not the vertex angle are called this.

8. Vocabulary What are the base angles?
HOME

9. Vocabulary A this to a theorem is a statement that follows immediately from the theorem.

10. Vocabulary What is a corollary?
HOME

11. Vocabulary These polygons have congruent corresponding parts.

12. Vocabulary What is congruent?
HOME

13. Triangle Congruence These triangles are congruent by this postulate.

14. Triangle Congruence What is SSS?
HOME

15. Triangle Congruence These triangles are congruent by this postulate.

16. Triangle Congruence What is SAS?
HOME

17. Triangle Congruence These triangles are congruent by this theorem.

18. Triangle Congruence What is AAS?
HOME

19. Triangle Congruence These triangles are congruent by this postulate.

20. Triangle Congruence What is ASA?
HOME

21. Triangle Congruence These triangles are congruent by this theorem.

22. Triangle Congruence What is the HL Theorem?
HOME

23. CPCTC CPCTC stands for this.

24. CPCTC What is corresponding parts of congruent triangles are congruent?
HOME

25. CPCTC This is how CPCTC is used in proofs.

26. CPCTC What is prove two triangles congruent and then you can prove parts of the triangles are congruent?
HOME

27. T V G R C H

28. CPCTC What is they are equal or they are congruent?
HOME

29. C B D A

30. CPCTC What is BC=DC?
HOME

31. C B D A

32. HOME

33. Isosceles and Equilateral Triangles This theorem says if 2 sides of a triangle are congruent, then the angles opposite those sides are congruent.

34. Isosceles and Equilateral Triangles What is the Isosceles Triangle Theorem?
HOME

35. Isosceles and Equilateral Triangles If a triangle is equilateral, then the triangle is this.

36. Isosceles and Equilateral Triangles What is equiangular?
HOME

37. Isosceles and Equilateral Triangles This theorem says if two angles of a triangle are congruent, then the sides opposite the angles are congruent.

38. Isosceles and Equilateral Triangles What is the Converse of Isosceles Triangle Theorem?
HOME

39. Isosceles and Equilateral Triangles The bisector of the vertex angle of an isosceles triangle is the this of the base.

40. Isosceles and Equilateral Triangles What is perpendicular bisector?
HOME

41. Isosceles and Equilateral Triangles If a triangle is equiangular, then the triangle is this.

42. Isosceles and Equilateral Triangles What is equilateral?
HOME

43. Right Triangles This theorem says if the hypotenuse and a leg of one right triangle are congruent to the hypotenuse and a leg of another right triangle, then the triangles are congruent.

44. Right Triangles What is Hypotenuse-Leg Theorem?
HOME

45. Right Triangles What additional information do you need to prove the triangles congruent by the HL theorem? T R L K B Q

46. Right Triangles What is angles T and Q are right angles and LT=KQ or BT=RQ?
HOME

47. T R V Q

48. Right Triangles What is nothing?
HOME

49. Right Triangles Tell whether the HL Theorem can be used to prove the triangles congruent. T is the midpoint of RV. R T S V U

50. Right Triangles What is yes?
HOME

51. Right Triangles Tell whether the HL Theorem can be used to prove the triangles congruent. T is the midpoint of RV. R T S V U

52. Right Triangles What is no?
HOME

53. Final Jeopardy Question
Quadrilateral ABCD is congruent QRST. This segment is congruent to segment TS.

54. Final Jeopardy
What is DC?