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Curated Video
Classifying Polygons Based on Parallel Lines
Classifying polygons based on the presence or absence of parallel lines.
Curated Video
Classifying Polygons Based on Perpendicular Lines
Classifying polygons based on the presence or absence of perpendicular lines.
Curated Video
Classifying Polygons Based On Parallel & Perpendicular Lines
Classifying polygons based on the presence or absence of parallel and perpendicular lines.
Curated Video
Classifying Triangles Based On Angle Properties
Classifying triangles based on angle properties.
Curated OER
Types of Polygons - Geometry Help
If it has three sides it's a triangle! Learn about the different types of polygons and how they are classified by the number of sides they have. This clip clearly defines each type of polygon, but fails to show examples.
Loyola University Chicago
Math Flix: Polygons
This video [4:39] provides an opportunity to learn about the characteristics of polygons. As you watch and listen to the teacher and student interact it helps clarify the thinking behind applying this concept.