Ellipse Drawn From Definition

Ellipse - The set of all points such that the sum of the distance from two points is a constant.

Position Vertice V, Foci F1, F2, and Center C.
Drag the point J along the slider segment to draw the ellipse.

Use Ctrl-F to clear the trace.

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Jerel L. Welker
Lincoln Southwest High School Math Department
Lincoln, Nebraska
jwelker@lps.org

Jerel L. Welker, October 20, 2007, Created with GeoGebra