Polygon Angles

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Exterior Angles and Interior Angles

A helpful scientific calculator that runs in your web browser window.

A page with links for properties of circles and different types of polygons. Each link has great visuals with clear markings, definitions, and formulas.

The worksheets below can be used as part of extra math homework. These geometry worksheets are free and easily printable. They cover typical school work from grade 4 through 8. They include questions on polygons, 3D objects, angles, and calculations of area, volume, etc.