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GeoGebra
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GeoGebra
GeoGebra Classroom
GeoGebra
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ProportioNiall
Author:
John Golden
Enlarge - or shrink - the picture. But keep it proportional!
GeoGebra
New Resources
Positive and Negative Space
koch tool
bewijs stelling van Pythagoras
Floch, fractal, iteration, custom tool.
Silhouettes
Discover Resources
problem
Sum of Angles of a Triangle
Line of Best Fit Data (In-Class)
angle at centre/circumference prop. to arc (not chord)
Points in 3D Coordinate System
Discover Topics
Angles
Real Numbers
Histogram
Logarithm
Sine