2. Geometry - Unit 4

3. $100 Congruent Polygons Congruent Triangles Angle Measures Proofs $200 $300 $400 $500 $100 $200 $300 $400 $500 $100 $200 $300 $400 $500 $100 $200 $300 $400 $500 $100 $200 $300 $400 $500 Terms Unit 4 Review Jeopardy

4. 100 legs The congruent sides of an isosceles triangle are called the ________.

5. 200 corollary A statement that follows immediately from a theorem is called a/an _______________.

6. hypotenuse 300 The side across from the right angle of a right triangle is called the _________________.

7. 400 The side across from the vertex angle of an isosceles triangle is called the _________. base

8. 500 What does CPCTC stand for? Corresponding Parts of Congruent Triangles are Congruent

9. congruent corresponding 100 Congruent polygons must have __________ ________ sides and angles.

10. 200 CBED Given the two congruent polygons below, polygon ABEF is congruent to polygon _________. F B C D E A

11. 300 Given that find

12. 400 HI = 15 If you are given an isosceles ΔDEF with vertex angle and we know that, find HI.

13. 500 x = 130° Given that polygon ABCDEFG is congruent to polygon MNKPLQR, find the value of x in the following figures. AB C D E F G M N K P L Q R 135° 103° x°x° x°x° 143° 161° 98° 135° y°y°

14. 100 Decide whether the following triangles can be proven congruent. If so, tell the postulate or theorem which proves it. If not, state not possible. SSS Postulate

15. 200 AAS Theorem Decide whether the following triangles can be proven congruent. If so, tell the postulate or theorem which proves it. If not, state not possible.

16. 300 Not Possible Decide whether the following triangles can be proven congruent. If so, tell the postulate or theorem which proves it. If not, state not possible.

17. 400  HL Theorem Decide whether the following triangles can be proven congruent. If so, tell the postulate or theorem which proves it. If not, state not possible.

18. 500 ASA Postulate Decide whether the following triangles can be proven congruent. If so, tell the postulate or theorem which proves it. If not, state not possible.

19. z = 90 100 Find the value of z in the following figure.

20. 200 Find the value of x in the following figure. x = 75

21. 300 Find the value of y in the following figure. y = 20

22. x = 65 400 Find the value of x in the following figure.

23. 500 c = 90 Find the value of c in the following figure. c°c° A BC D E F ABCDEF is a regular hexagon

24. If, then. Converse of Isosceles Triangle Theorem 100 Which definition, property, theorem, or postulate proves the following. A B C

25. 200 Given SAS Postulate E A B D C StatementsReasons 1. 2. 3. 4. 1. 2. 3. 4. Defn. of bisector Vertical angles theorem Complete the proof of the following proof.

26. 300 Complete the following proof. Given Definition of Midpoint Given SSS Postulate G F H J K StatementsReasons 1. 2. 3. 4. 1. 2. 3. 4.

27. 400 Prove the following. StatementsReasons 1. 2. 3. 4. 1. 2. 3. 4. Given Reflexive property of congruence SAS Postulate CPCTC

28. 500 Complete the following proof. StatementsReasons 1. 2. 3. 4. 5. 6. 1. Given 2. 3. 4. 5. 6. If line to 1 of 2 || lines, its to the other Defn. of perpendicular Defn. of right triangles Reflexive property of congruence HL Theorem

29. Insert Question Insert Answer

30. FINAL JEOPARDY ? Enter Title Here

31. Solve the following system of equations x = 3/2, y = 1/2