Checking for Identical Triangles II

Given a diagram of connected or overlapping triangles, individuals must find congruent parts by using various properties. Pictures include reflexive sides and vertical angles amongst the marked congruent parts.

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CCSS: Designed
Instructional Ideas

  • Use a graphic organizer to record key vocabulary with examples
  • Have learners cut out triangles to match corresponding parts and determine congruence
Classroom Considerations

  • Requires a solid understanding of triangle congruence criteria
  • 14th installment of the 29-part module
Pros

  • Connects new concepts to real-life situations
  • Provides an opening activity to give pupils motivation for the lesson
Cons

  • None
Common Core