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Pentagram Construction

Author:Jonathan Garfield

The pentagram construction

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Portions of a Sphere
How to Draw a Cube in 2D
Right Triangle Trig Ratios: sin, cos, tan
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Proving Triangles Similar by Dilation

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Numerical solution to equations part 2
Distance in the Coordinate Plane
Euklidiese_meetkunde_Gelykvormigheid_sye_gelyke_verhouding
Einstein Reasoning Problem
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Histogram
Isosceles Triangles
Complex Numbers
Kite
Linear Functions

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