Comparing Triangle Angles and Sides: Lesson

This Comparing Triangle Angles and Sides: Lesson video also includes:

Use the opposite to organize angles or sides. The video provides the relationship of angle measures based on the lengths of sides in a triangle and its converse. Using two triangles, the segment of a larger playlist on geometry shows the necessary conditions to compare angles and sides between triangles.

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Instructional Ideas

  • Provide triangles and have class members measure angles and sides to understand the relationship
Classroom Considerations

  • Individuals should understand inequalities
  • Pupils must be able to identify the opposite angle and the opposite side
Pros

  • Links to more videos and resources on comparing triangle sides and angles
  • Provides the work for example problems
Cons

  • Works the last example problem incorrectly