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Similar Triangles
Author:
gklwong
Topic:
Triangles
Similar Triangles
GeoGebra
New Resources
Slopes of Perpendicular Lines
A note on Erdős’s mysterious remark
bewijs stelling van Pythagoras
Kopie von Exact values on the unit circle (degrees)
Model 3
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Start, parallel to line through point
L5_12
Perpendicular Bisector of a Chord Conjecture
Artistic heritage meets GeoGebra
Hyperbolic trig functions
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Logic
Logarithmic Functions
Integers
Rhombus
Plane Figures or Shapes