Sum of distances to foci is constant gives an ellipse

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The applet demonstrates the following: An ellipse is the set of all points in the plane, the sum of whose distances to two fixed points (foci) remains constant.

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Kevin Weaver — March 21, 2020 - 11:37 PM

Resource Type: Activity
Tags: ellipse
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Target Group (Age): 14 – 19+
Language: English

Views: 910

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License: CC-BY-SA, GeoGebra Terms of Use
Based Upon: On the geometric definition of ellipse
Shared by Irina Boyadzhiev

Sum of distances to foci is constant gives an ellipse

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