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Geometry/Trig 2 Name: __________________________ Unit 4 Review Worksheet Date: ___________________________. Section 1: Use CPCTC to answer the following questions. P. Given: D ABC @ D DEF 1. Ð A @ ____ 6. BC @ ____ 2. Ð E @ ____ 7. D BAC @ ____
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Geometry/Trig 2 Name: __________________________ Unit 4 Review Worksheet Date: ___________________________ Section 1: Use CPCTC to answer the following questions. P Given: DABC @DDEF 1. ÐA @____ 6. BC @ ____ 2. ÐE @____ 7. DBAC @____ 3. ÐC @____ 8. DBCA @____ 4. AB @ ____ 9. DDFE @____ 5. FD @____10. DEFD @____ 11. DLNM @_______ 17. ÐLNM @_______ 12. ÐL @___ 18. DMLN @ _______ 13. ÐP @___ 14. LM @_____ 15. PQ @_____ 16. DNLM @_______ L N Q M Section 2: Determine whether the triangles are congruent. If they are write the postulate or theorem and the congruent statement. If there is not enough information, write none. Mark your diagrams. 21. 19. 20. L P D K AC ^ DB H LM ll PN LP ll MN G C F A B J N KF ll HJ G is the midpoint of FH M Q 24. 22. 23. G X F H Y W R T S Z J V FG ll JH; FG @ JH S is the midpoint of RT A B 25. C 26. 27. D V D C T B A AD ll BC A S W B VT bisects ÐSVW CB @ DA
Section 3: Solve each algebra connection problem. Answer all questions. B 29. 28. A C 2x 3x - 19 6x + 15 x = ______ mÐA = ______ mÐC =______ 104° A 9x - 9 B C x = _____________ mÐB = ___________ mÐC = ___________ mÐA = ___________ Congruent Sides:_______ Shortest Side :_______ Longest Side: ______ Shortest Sides: ______ B 30. 31. B C 102° 48° x = ___________ mÐA = ________ mÐB = ________ mÐC = __________ 15x - 30 mÐA = ____________ Classify the triangle by its sides: _______________ Classify the triangle by its angles: ______________ Order the side lengths from longest to shortest: Longest: _____ Middle: _____ Shortest: ______ A 3x + 42 10x A C Classify the triangle by its angles:______ Classify the triangle by its sides:______ Section 4: State whether the dashed line is the median, altitude, angle bisector or perpendicular bisector, or none. 32. 33. 34. 36. 37. 35. 38. 39. 40.
Section 5: Find the unknown value for x. 41. 42. 43. 44. R Section 6: Proof Practice. T E 45 . Given: E is the midpoint of TP and MR Prove: DTEM @DPER L 46. Given: LM bisects ÐJLK mÐ1 = mÐ2 Prove: DLMJ @DLMK 3 4 P M 1 2 M J K
48) Given: AB llDC; AB @DC Prove: AD llBC 47. Given: D is the midpoint of AB; CA @ CB Prove: Ð1 @Ð2 A B 1 2 C 1 2 3 4 D C A B D Y 49. Given: BA ^ YZ; BA bisects ÐYBZ Prove: DAYB @DAZB 1 3 B A 4 2 Z