A-30 ANSWERS 46. Answers will vary. 47. Outside 48. Euclidean: Given a line and a point not on the line, one and only one line can be drawn parallel to the given line through the given point. Elliptical: Given a line and a point not on the line, no line can be drawn through the given point parallel to the given line. Hyperbolic: Given a line and a point not on the line, two or more lines can be drawn through the given point parallel to the given line. 49. 50. CHAPTER TEST, PAGE 539 1. BAE or EAB 2. ΔBCD 3. {D} 4. gAC 5. ° 48.2 6. ° 106.5 7. ° 68 8. ° 720 9. 2.69 cm ≈ 10. a) 5 in. b) 30 in. c) 30 in.2 11. a) 1436.76 cm3 ≈ b) 615.75 cm2 ≈ 12. 59.43 m3 13. 112 ft3 14. B9 l C9 D9 A9 A D C B 15. D9 A9 B9 C9 D A B C 16. A9 C9 B9 A C B P 17. D9 C9 B9 A B D C A9 l 18. a) No b) Yes 19. A surface with one side and one edge 20. a) Answers will vary. b) Answers will vary. 31. a) 67.88 ft3 ≈ b) 4610.71 ≈ lb; yes c) 510.33 gal ≈ This figure contains the answers for Exercises 32 and 33. 33. m C9 B9 A9 A B l C B9 C9 A9 32. This figure contains the answers for Exercises 34 and 35. A C D B A9 C9 D9 B9 A9 C9 D9 B9 35. 34. This figure contains the answers for Exercises 36–38. 36. 37. 38. B9 A9 C9 D9 A9 D9 D C A9 B9 C9 B9 C9 D9 A B P This figure contains the answers for Exercises 39 and 40. A9 B9 C9 B9 A9 C9 C A B 40. 39. m l 41. Yes 42. No 43. No 44. Yes 45. a) Answers will vary. b) Answers will vary. c) Answers will vary. d) Answers will vary.
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