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Glencoe Geometry Interactive Chalkboard
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2. Splash Screen

3. Lesson 3-1 Pair of Lines and Angles
Contents

4. Example 1 Identify Relationships Example 2 Identify Transversals
Example 3 Identify Angle Relationships
Lesson 1 Contents

5. Name all planes that are parallel to plane AEF.
Answer: plane BHG
Example 1-1a

6. Name all segments that intersect
Answer:
Example 1-1b

7. Name all segments that are parallel to
Answer:
Example 1-1c

8. Name all segments that are skew to
Answer:
Example 1-1d

9. Use the figure to name each of the following.
a. Name all planes that are parallel to plane RST. b. c. d.
Answer: plane XYZ
Answer:
Answer:
Answer:
Example 1-1e

10. BUS STATION Some of a bus station’s driveways are shown
BUS STATION Some of a bus station’s driveways are shown. Identify the sets of lines to which line v is a transversal.
Answer: If the lines are extended, line v intersects lines u, w, x, and z.
Example 1-2a

11. BUS STATION Some of a bus station’s driveways are shown
BUS STATION Some of a bus station’s driveways are shown. Identify the sets of lines to which line y is a transversal.
Answer: lines u, w, x, z
Example 1-2b

12. BUS STATION Some of a bus station’s driveways are shown
BUS STATION Some of a bus station’s driveways are shown. Identify the sets of lines to which line u is a transversal.
Answer: lines v, x, y, z
Example 1-2c

13. BUS STATION Some of a bus station’s driveways are shown
BUS STATION Some of a bus station’s driveways are shown. Identify the sets of lines to which line w is a transversal.
Answer: lines v, x, y, z
Example 1-2d

14. HIKING A group of nature trails is shown
HIKING A group of nature trails is shown. Identify the sets of lines to which each given line is a transversal.
a. line a
b. line b
c. line c
d. line d
Answer: lines c, d, e, f
Answer: lines c, d, e, f
Answer: lines a, b, d, e, f
Answer: lines a, b, c, e, f
Example 1-2e

15. Answer: corresponding
Identify as alternate interior, alternate exterior, corresponding, or consecutive interior angles.
Answer: corresponding
Example 1-3a

16. Answer: alternate exterior
Identify as alternate interior, alternate exterior, corresponding, or consecutive interior angles.
Answer: alternate exterior
Example 1-3b

17. Answer: corresponding
Identify as alternate interior, alternate exterior, corresponding, or consecutive interior angles.
Answer: corresponding
Example 1-3c

18. Answer: alternate exterior
Identify as alternate interior, alternate exterior, corresponding, or consecutive interior angles.
Answer: alternate exterior
Example 1-3d

19. Answer: alternate interior
Identify as alternate interior, alternate exterior, corresponding, or consecutive interior angles.
Answer: alternate interior
Example 1-3e

20. Answer: consecutive interior
Identify as alternate interior, alternate exterior, corresponding, or consecutive interior angles.
Answer: consecutive interior
Example 1-3f

21. Answer: consecutive interior
Identify each pair of angles as alternate interior, alternate exterior, corresponding, or consecutive interior angles. a. b. c.
Answer: consecutive interior
Answer: corresponding
Answer: alternate exterior
Example 1-3g

22. Answer: alternate interior
Identify each pair of angles as alternate interior, alternate exterior, corresponding, or consecutive interior angles. d. e. f.
Answer: alternate interior
Answer: corresponding
Answer: alternate exterior
Example 1-3g

23. End of Lesson 1