Applet on Counting the Number of Squares in a Chessboard

This applet models how to count the number of squares in the chessboard.

Tangram Puzzle: Constructing a Square

Move the tangrams to construct a square. Drag the interior to change their position and use the 'blue point' on the vertex to rotate.

This is a Java Applet created using GeoGebra from www.geogebra.org - it looks like you don't have Java installed, please go to www.java.com

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Squaring a Triangle

This applet shows the construction of a square with the same area as a given triangle.
This is a Java Applet created using GeoGebra from www.geogebra.org - it looks like you don't have Java installed, please go to www.java.com

Author: Irina Boyadzhiev of Ohio State University.

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