Triangle Congruence with Rigid Motion

Combine transformations and triangle congruence in a single lesson. Scholars learn to view congruent triangles as a rigid transformation. Using triangle congruence criteria, learners identify congruent triangles and the rigid transformation that maps one onto the other.

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CCSS: Designed
Instructional Ideas

  • Provide a graphic organizer to record an example of each type of triangle congruence criteria
  • Flip your classroom  by assigning the videos as homework; use class time for practice
Classroom Considerations

  • Hand out graph paper for taking notes and during practice

  • Includes ideas for intervention and acceleration
  • Outlines the lesson in a detailed teacher guide

  • None
Common Core