Counting Sides and Angles to Identify Polygons

This lesson teaches how to identify and name polygons by examining their sides and angles. It covers the difference between one-dimensional and two-dimensional figures, explains the criteria for a shape to be a polygon, and distinguishes between regular and irregular polygons. The lesson also provides mnemonic devices to remember polygon names and includes practice exercises to reinforce learning.

Explain how to determine if a shape is a polygon based on its sides and angles.

Describe a method to remember the number of sides in a hexagon.