Introduce the class to the quad in quadrilaterals. The presentation provides the names and definitions for the basic special quadrilaterals. A graphic shows the connections between the types of quadrilaterals introduced. The video points out the sum of the angles of a quadrilateral and provides examples of finding missing angle measurements.

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CCSS: Adaptable
Instructional Ideas

  • Provide practice of finding measures of unknown angles in quadrilaterals
  • Lead a discussion on the classification hierarchy of quadrilaterals
Classroom Considerations

  • The resource uses the exclusive definition of trapezoids

  • Works unknown angle problems using basic arithmetic
  • Contains closed captioning

  • None