Pins and string

Author: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!

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Superellipse
Area of a Circle Illustrated
seo tool
Building Trapezoids with Set Areas

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Angulo suplementarios
Volume of right circular cone
AndrewBiedron_TestingSimilarityTheoremsHW
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Discover Topics

Volume
Median Line
Optimization Problems
Rectangle
Bar Chart or Bar Graph