Parallel and Perpendicular Lines

Use what you know about parallel and perpendicular lines to write equations! Learners take an equation of a line and write an equation of a line that is parallel or perpendicular using slope criteria. They then solve problems to demonstrate understanding.

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CCSS: Designed
Instructional Ideas

  • Use board work to provide quick feedback and identify misconceptions
Classroom Considerations

  • Opening exercise requires geometry software or an online equivalent
  • Uses concepts taught in the previous lesson of this 15-part series
Pros

  • Provides questioning and scaffolding suggestions throughout the lesson
  • Includes practice problems that can be assigned as homework
Cons

  • None
Common Core