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Euclid Book IV Proposition 11-Construction of the Regular Pentagon
Author:
Moira Chas
,
Gary Rubinstein
Using a golden ratio to construct a regular pentagon
GeoGebra
The golden ratio leads to the golden triangle leads to a regular pentagon
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Angles and Intersecting Lines: Quick Investigation
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Cylinder with top & base
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Points of Concurrency
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Two Tile Rotation Tessellation
Discover Topics
Quadratic Functions
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Differential Calculus
Hyperbola