Varignon's Quadrilateral

Construct Varignon's Quadrilateral in the GeoGebra applet below.

What conditions must be imposed on the origianl quadrilateral so that the
parallelogram produced is a:
1. Rectangle?
2. Rhombus?
3. Square?

What kind of parallelograms is produced when you begin with a:
1. Kite?
2. Isosceles Trapezoid?
3. Rectangle?
4. Rhombus?

Sorry, the GeoGebra Applet could not be started. Please make sure that Java 1.4.2 (or later) is installed and active in your browser (Click here to install Java now)

Steve Phelps, Created with GeoGebra