Graphic
Octagon1 Graphic
Curated OER

Octagon1

For Students 9th - 10th
A complex look at the octagon, which is an eight-sided polygon, from Mathworld.com.
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Handout
The Math League: Figures and Polygons Handout
The Math League

The Math League: Figures and Polygons

For Students 3rd - 8th Standards
This website has basic definitions for most polygons, regular and irregular.
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Whiteboard
Class Flow: Segments and Polygons Whiteboard
ClassFlow

Class Flow: Segments and Polygons

For Teachers 3rd - 5th Standards
[Free Registration/Login Required] This flipchart reviews segments, parallel and perpendicular lines and then introduces polygons including quadrilaterals. It has many real world examples of shapes and includes Activote assessment.
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