Answers to Chapter 1 and 3 Prep Review
1. C
2. D
3. A
4. A
5. D
6. A
7. C
8. A
9. A
10.C
11.A
12.B
13.B
14.E
15.C
16.A
17.D
18.F
19.D
20.C
21.D
22.C
23.D
24.A
25.C
26.D
27.D
28.B
29.C
30.C
31.C
32.C
33.A
34.C
35.Point M
36.Point R
37.30
38. 40o
40o
39. 18 o
18 o
40. 70 o
41. 110 o
42. 70 o
43. 110 o
44. 70 o
45. 110 o
46. 70 o
47. 70 o
48. x = 40, y = 5
Answers to Chapter 4 and 5 Prep Review
1. B
27. B
2. Skip
28. C
3. C
29. D
4. C
30. 21
5. A
31. 46/3
6. C
32. 70
7. A
33. 12, 90 o, 76 o
8. B
34. PR
9. C
35. 6, 38
10.C
36. No
11.B
37. Yes
12.A
38. If a line, it contains at least two points.
13.D
39. If lines are parallel, then they do not intersect.
14.A
40. If the entire line containing two points lies in
15.A
a plane, then the two points line in the plane.
16.D
17.D
18.A
19.A
20.B
21.A
22.A
23.A
24.D
25.C
26.B
41. If the intersection is a line, then two planes
intersect.
Answers to Chapter 8 Prep Review
1. D
2. A
3. D
4. D
5. B
6. B
7. D
8. A
9. B
10.C
11.A
12.B
13.D
14.C
15.C
16.A
17.D
18. x= 6
19.72
20.2340 o
21.360 o
22.120 o
23.25
24.17
25.9
Answers to Chapter 6 Prep Review
1. 1 feet/12 inches
2. AA~
3. SAS~
4. 12 miles
5. 2.67
6. 40
7. C
8. A
9. C
10.B