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Instructional Video

Khan Academy: Parallel & Perpendicular Lines Intro

Curated by ACT

Parallel lines never intersect, and perpendicular lines intersect at a 90 degree angle. Learn how to identify parallel and perpendicular lines.

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CCSS: Designed
Concepts
parallel lines, perpendicular lines
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Additional Tags
ccss math: 4.g.a.1, khan academy, khan academy: parallel & perpendicular lines intro
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Classroom Considerations
  • Knovation Readability Score: 5 (1 low difficulty, 5 high difficulty)
  • The intended use for this resource is Instructional
Common Core
4.G.A.1