An online activity to help students identify quadrilaterals by characteristics rather than appearance. The original Sketchpad file: quads.gsp

John Golden's: homepage and javasketchpad page .

When this page is loaded, each quadrilateral looks like a square. But as you drag the vertices, the quadrilateral's true nature is revealed. Your job is to find the most specific name for each that is always true.

This page uses JavaSketchpad , a World-Wide-Web component of The Geometer's Sketchpad . Copyright © 1990-2001 by KCP Technologies, Inc. Licensed only for non-commercial use.

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