1. 2. No; four squares share a vertex
Space Figures and Nets
GEOMETRY LESSON 10-1
Pages Exercises
1. Yes; E and C, B and D, A and F
2. No; four squares share a vertex
3. Yes; A and C, B and E, D and F
4. Yes; the faces only share one edge.
5. Yes; the faces only share one edge.
6. Yes; the faces only share one edge.
7. C
8. A
9. B
10. Answers may vary. Sample:
10-1

2. 11. Answers may vary. Sample:
Space Figures and Nets
GEOMETRY LESSON 10-1
11. Answers may vary. Sample:
12. Answers may vary. Sample:
13. 8
14. 12
15. 12
16. 8
17. 5
18. 9
10-1

3. 19. a-b. Answers may vary. Sample:
Space Figures and Nets
GEOMETRY LESSON 10-1
19. a-b. Answers may vary. Sample:
20. blue
21. green
22. orange
23. purple
24. a. Answers may vary. Sample:
24. (continued)
b. Answers may vary. Sample:the net shown in Exercise 20; it is easy to cut and fold.
25.
10-1

4. 28. cylinder attached to a cone
Space Figures and Nets
GEOMETRY LESSON 10-1
26. cone
27. sphere
28. cylinder attached to a cone
29. a. A. icosahedron
B. octahedron
C. tetrahedron
D. hexahedron
E. dodecahedron
b. regular triangular pyramid, cube
c = 6 + 2
33. (continued) =
34. Answers may vary. Sample:
35. a. 6 X 60º = 360º at each vertex, a flat figure
30. c. (continued)
6 + 8 =
8 + 6 =
30. 6 in.
31. 60 =
33.
10-1

5. b. 6 or more sides would require ≥ 360º at each vertex.
Space Figures and Nets
GEOMETRY LESSON 10-1
35. (continued)
b. 6 or more sides would require ≥ 360º at each vertex.
36. B
37. G
38. C
39. [2] correct net and labels
[1] mislabeled net
cm2 cm
in. mm ft
45. 20
46. 50
10-1