Parallel and Perpendicular Lines - PowerPoint PPT Presentation

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Parallel and Perpendicular Lines

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In this section we will identify the relationships between two lines or two planes. We will name angles that are formed by a pair of lines and a transversal. – PowerPoint PPT presentation

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Title: Parallel and Perpendicular Lines


1
Chapter 3
  • Parallel and Perpendicular Lines

2
3-1 Parallel Lines and Transversals
  • In this section we will identify the
    relationships between two lines or two planes.
  • We will name angles that are formed by a pair of
    lines and a transversal.

3
Vocabulary
  • Parallel Lines
  • Coplanar lines that do not intersect.
  • Parallel Planes
  • Two planes that do not intersect.

4
Vocabulary
  • Skew Lines
  • Are not parallel
  • Do not intersect
  • Do not line in the same plane.

5
Vocabulary
  • Transversal
  • A line that intersects two or more lines in a
    plane at different points.

Transversal
6
Identifying Angles!
7
Exterior Angles
8
Interior Angles
9
Consecutive Interior Angles
10
Alternate Exterior Angles
11
Alternate Interior Angles
12
Corresponding Angles
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