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GeoGebra Classroom

Rotating a line in 3D gives a... hyperbola?

作成者:Michael Borcherds

トピック:双曲線

Rotate a line about the z-axis and trace the intersection with the plane y=0 Original animated GIF here which is even more cool! twitter.com/DrTrapezio/status/700787251723112448 gifbin.com/988980

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