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GeoGebra
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GeoGebra
GeoGebra Classroom
GeoGebra
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Author:
Steve Phelps
Click on a button to set your pen color. Click inside the circle to color it.
GeoGebra
New Resources
Angles and Intersecting Lines: Quick Investigation
Cross Product in 2D and 3D
Ellipse, Hyperbola and Circle as Envelopes
van Aubel's Theorem
Stairs (Optical Illusion)
Discover Resources
Star Fractal by Justin Lanier
Corresponding Angles
Scaling the Axes
Angle at the centre of the circle
Untitled
Discover Topics
Statistical Characteristics
Tangent Line or Tangent
Sine
Real Numbers
Logarithm