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Straight Angle Example

Author:Rachel Stutzman

Straight Angles Always Equal 180 Degrees

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Billard V5.2 and V6
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GGB is Awesome!
Visualizing the Pythagorean Identity with Sine and Cosine
Tetrahedron String Art

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Interactive Graphing Circles Ex 2A
Reflection Triangle
Segments of a circle
fermat
Tangram pieces

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Fractal Geometry
Sequences and Series
Difference and Slope
Rational Numbers
Piecewise Functions

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