Pins and string

作成者:Malin Christersson

To answer a Tumblr question: Curve drawn by using three pins and a string. The curve is piecewise defined by six elliptical arcs. Move the dots to see another shape!

新しい教材

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apec
רישום חופשי

教材を発見

Line Symmetry 3
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トピックを見つける

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