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Area Formulas
Area of Polygons and Circle
The following series of worksheets was created by Edward Knote. Please see the 
Area of Polygons and Circles Lesson Plan for more information.
The following series of worksheets was created by Barbara Perez.
The following pages was created by Manuel Sada.
The following page was created by Dimitris Poimenidis.
The following page was created by Debra Borkovitz.
The following pages were created by Duane Habecker.
Area of a circle 
Download This applet shows why the formula for the area of a circle is π • r • r
- Area of a trapezoid Download
- Area of a kite Download
The following page was created by David McAdams
- Area All Math Words Encyclopedia Encyclopedic entry on area which includes interactive applications showing how to find the area of a rectangle, a circle, a square, a triangle, a regular polygon, a cube, a sphere, a cone, and a cylinder.
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