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Goormaghtigh's generalization of the Droz-Farny Line

Author:Steve Phelps

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Circle Passing Through 3 Points
Prism Drawn in 1-Point Perspective
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Reflection Across 2 Parallel Lines
Locus Related to Descartes' Folium

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Inscribed and Circumscribed Polygons for pi approximation
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Ivonne Rosetti-Snowman
Topic 8_Volume of sphere
Distance #2

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Correlation
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