Monday, November 21, 2011

The Mean Proportion

Move point Q and observe what happens.

This is a Java Applet created using GeoGebra from - it looks like you don't have Java installed, please go to
In the figure, PSR is a semi-circle and with PR as the diameter.  Given a rectangle with side QR, and a triangle PSR, a square is formed using its height. The  square has the same are as the rectangle.

Download GGB file here.

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