1. Chapter 3 Section 3.1
Lines and Angles

2. Warm-Up Name a line that contains C.B
Name a line that contains C.
Name a ray with endpoints B that contains A.
Name an acute angle with vertex B that contains C.
Name a segment with endpoint B that contains C. D C

3. Relationships between lines
Parallel
Coplanar lines that never intersect
Planes can also be parallel
Skew
Non-coplanar lines that never intersect
Perpendicular
Lines that intersect to form a 90° angle

4. Think of Each Segment in the Diagram As Part of a Line
Think of Each Segment in the Diagram As Part of a Line. Fill in the Blank With Parallel, Skew, or Perpendicular.

5. Think of Each Segment in the Diagram As Part of a Line
Think of Each Segment in the Diagram As Part of a Line. Fill in the Blank With Parallel, Skew, or Perpendicular.
6. Name a line parallel to
7. Name a line perpendicular to
10. Name a line perpendicular to
8. Name a line skew to
9. Name a plane parallel to GHJ

6. Corresponding Angles: Alternate Interior: Alternate Exterior: 1 2 3 4 5 6 7 8
Corresponding Angles:
Alternate Interior:
Alternate Exterior:
Consecutive Interior:

7. Complete the Statement With Corresponding, Alternate Interior, Alternate Exterior, or Consecutive Interior
6 and 10 are __________ angles
7 and 9 are __________ angles
8 and 9 are __________ angles
12 and 8 are __________ angles
5 and 11 are __________ angles
8 and 10 are __________ angles

8. Use the diagram of the Ferris Wheel to determine if the statement is true or false