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Lesson: Parallel, Perpendicular, and Intersecting Lines Mathematics • 4th Grade

In this lesson, we will learn how to classify pairs of lines, rays, or line segments as parallel, perpendicular, or intersecting and use the correct notation to denote the relationship between lines.

Lesson Plan

Lesson Playlist

  • Deciding Whether Two Straight Lines Are Perpendicular or Parallel
  • Identifying Parallel lines
  • Determining the Relation between Two Straight Lines

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