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.

Concepts

quadrilaterals, squares, parallel sides, rectangles, rhombus, parallelograms, trapezoids, opposite angles, properties of parallelograms

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Additional Tags

math

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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

• This video is hosted on YouTube

Pros

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

Cons

• None

Common Core

L.1.1.c SL.6.2 5.G.B.3 5.G.B.4 RST.6-8.9 MP6