A polygon is a closed-sided figure with 3 or more sides.

Types of Polygons

Regular Polygons

Irregular Polygons

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Classification of Triangles and Quadrilaterals

Using hatch marks and angles to illustrate Triangles

Using a Table to Highlight the Types of Triangles

Said in a different way...

How many triangles are in the following illustration ...

triangular triangles song

read aloud

What is similar and different about the following polygons?

Using Charts to Classify Quadrilaterals

Using a Tree Diagram

Words

Words and Pictures

Music Connection

polygon - boring square song

polygon song

shape song

parallelogram song

pentagon song

hexagon song

octagon song

Classifying Shapes by Lines and Angles

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Sample EQAO Questions