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GeoGebra
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GeoGebra
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Author:
jmcdonnell
,
Anthony OR 柯志明
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GeoGebra
New Resources
Ellipse as Envelope - Correspondence Method
"Compressed" Astroid as Envelope
Ellipse, Hyperbola and Circle as Envelopes
Simplifying Radicals: Geometric Thin Slice
Stairs (Optical Illusion)
Discover Resources
The Drag Test
Transformation Reflection
Def Integral Inverse Power Model
Trigonometric Functions in Right Triangles
Slope of a line
Discover Topics
Sphere
Congruence
Subtraction
Sine
Unit Circle