A straight edge, a right angle, a number of vertices; sounds like it's time to classify polygons. That's right you and your class will learn all about the properties of polygons and how to classify them with this easy to follow slide-show presentation. Tip: Turn it into a game and add some additional plane shapes for learners to identify. The team that identifies the most shapes earns an extra group point.

Common Core

4.G.A.2