Real-World Parallel and Perpendicular Lines

Grade 9Math45 min

aligned to G.co.a.1 Know Precise Definitions Of Angle, Circle, Perpendicular Line, Parallel Line, And Line Segment, Based On The Undefined Notions Of Point, Line, Distance Along A Line, And Distance Around A Circular Arc.

Learning Objective

I can analyze real-world images and diagrams to determine whether lines are parallel or perpendicular, justifying my reasoning with geometric definitions.

Lesson Flow

Watch Video

8 min

Math Antics - Points, Lines, & Planes

mathantics

Practice

14 min

22 questions β€’ Short answer

Exit Ticket

5 min

β€œDescribe a real-world example where you can observe parallel lines. Explain why these lines are considered parallel based on their geometric properties. Describe a real-world example where you can observe perpendicular lines. Explain why these lines are considered perpendicular based on their geometric properties.”

Teacher Guide

Get the complete package:

  • Answer keys for all questions
  • Differentiation strategies
  • Extension activities
  • Printable student handouts