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Pentagram Construction

Author:Jonathan Garfield

The pentagram construction

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Untitled
Right Triangle Trig Ratios: sin, cos, tan
Proving Triangles Similar: Multistep Transformations
How to Draw a Cube in 2D
Line Through Two Points and Slope

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Circles
Exploring Averages and the effects of Outliers
Normal, or not normal , that is the question.
What is a Radian?

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Geometry
Conic Sections
Exponential Functions
Integral Calculus
Random Experiments

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