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NAME 4 DATE PERIOD Chapter 4 Test, Form 2B SCORE Write the letter for the correct answer in the blank at the right of each question. 1. What are the lengths of the sides of this equilateral triangle? A 2.5 C 15 B 5 D 20 3x + 5 4x 1. D 2. What is the classification of ABC with vertices A(0, 0), B(4, 3), and C(4, -3) Geo-AS04-019-860181 by its sides? 2. F equilateral G isosceles H scalene J right G Use the figure for Questions 3 and 4. 7x - 15 1 120° 2 3. What is m∠1? A 120 B 90 C 60 D 30 3. D 4. What is m∠2? F 120 G 90 H 60 J 30 Copyright © Glencoe/McGraw-Hill, a division of The McGraw-Hill Companies, Inc. 5. If TGS KEL, which angle in KEL corresponds to ∠T ? A ∠L B ∠E C ∠K D ∠A 6. Which triangles are congruent in the figure? F HMN HGN G HMN NGH H NMH NGH J MNH HGN 7. The rhombus QRST is made of two congruent isosceles triangles. Given m∠QRS = 34, what is the measure of ∠S? A 56 C 112 B 73 D 146 M N H G Q 65 F 5. C 6. G R Geo-AS04-021-860181 T S 8. The vertices of ABC are A(2, 0), B(5, 0), C(2, 6). The vertices of DEF are D(-6, -7), E(-3, -7), F(-6, -1) so that ABC C04-31A-873961 DEF. Which best describes the congruence transformation? F flip G rotation H reflection J translation Chapter 4 4. 7. D 8. J Glencoe Geometry Assessment Geo-AS04-020-860181 NAME 4 DATE Chapter 4 Test, Form 2B PERIOD (continued) −− −−− −− −− −− −− 9. If AF DE, AB FC and AB || FC, which theorem or postulate can be used to prove ABE FCD? A AAS C SAS B ASA D SSS B A C F D E 9. C Use the proof for Questions 10 and 11. Geo-AS04-022-860181 −−− −− Given: EG IA ∠EGA ∠IAG Prove: ∠GEN ∠AIN Proof: Statements −−− −− 1. EG IA E I N G A Reasons 1. Given Geo-AS04-024-860181 2. ∠EGA ∠IAG −−− −−− 3. GA GA 2. Given 4. EGA IAG 4. (Question 10) 5. ∠GEN ∠AIN 5. (Question 11) 3. Reflexive Property H SAS 11. What is the reason for statement 5? A Alt. int. are . B Same side interior angles C Corr. angles are . D CPCTC J AAS 12. What is the classification of a triangle with vertices A(-3, -1), B(-2, 2), and C(3, 1) by its sides? F scalene H equilateral G isosceles J right 2 ) Bonus Find the value of x. (5x + 60)° (2x + 51)° (43 - 2x)° (30 - 10x)° H 11. D 12. F 13. D y 13. What are the missing coordinates of the triangle? A (a, 0) C (c, 0) a B (b, 0) D 0, − ( 10. (?, ?) (a, 0) x (-a, 0) B: -2 Geo-AS04-025-860181 Geo-AS04-026-860181 Chapter 4 66 Glencoe Geometry Copyright © Glencoe/McGraw-Hill, a division of The McGraw-Hill Companies, Inc. 10. What is the reason for statement 4? F SSS G ASA