Quadrilaterals - Trapezoids, Parallelograms, Rectangles, Squares, and Rhombuses!

This geometry video tutorial focuses on the classification of quadrilaterals into rectangles, squares, trapezoids, squares and rhombuses. This video explains how to find the missing angle measure of a quadrilateral. The sum of all interior angles is 360 for any four sided figure. This video contains plenty of examples and practice problems.
Pre-Algebra Video Playlist:
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