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Tangents of a Parabola to a Focal Chord
作者:
Robin Nagy
主题:
抛物线
Move points A and B and slider a (focal length) to see that tangents to a parabola at the ends of a focal chord meet at right angles at the directrix.
GeoGebra
新资源
Padel rebound angle (ignoring spin)
Limaçons
functionartculture
Intersections of y=a^x and y=log(a, x)
רישום חופשי
发现资源
Sum of inside angles of a triangle.
Pick's Theorem'in kopyası
Copia di Parabola with table of values
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发现主题
直线
多项式函数
长方体
坐标
垂心