Hyperbola from the Definition

Hyperbola - The set of all points such that the difference in the distance from two points is a constant.

Position the Center C, Foci F1 and Vertice V1.
Drag the Slider to construct the hyperbola.
Press Ctrl-F to clear the tracing of the hyperbola. 

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

Jerel L. Welker, Created with GeoGebra