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A reflection property of the ellipse
Autor:
Norman
Thema:
Ellipse
,
Spiegelung
This program provides a geometric proof that a reflected ray from a focus in an ellipse passes through the other focus. Moving point 'N' demonstrates this.
GeoGebra
Neue Materialien
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สำรวจ15
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รูปคลี่พีระมิด
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