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Author:Jeff Hruby

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Tracing an Ellipse Using Two Circles
Regular Star Polygons
The Geometry of the Coefficients of a Quadratic Function
Limaçons
Trammel of Archimedes Art

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Forum_37007_A_GetTagSetTagXML12
CHALLENGE - the sine & cosine challenge
Hhkg 10.6
Rhombus Answer
S4E B1 L11 Q4
Steiner Inellipse and the Siebeck-Marden Theorem

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Dilation
Functions
Surface
Isosceles Triangles
Unit Circle

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