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Angle Calculator
Author:
Steve Weissburg
Use this sketch to calculate angles.
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Ellipse and String
Pythagorean Tiling
Fun with stars
Proof without words: An imaginery export by JGEX
Another Popular Trig Identity
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Tangents of a Circle
Vending Machines I and J
Kvadratskabelon2
Under Armour
小船平移2
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Standard Deviation
Planes
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Hypothesis Testing
Orthocenter