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GGBNA 2012 #2
Author:
Steve Phelps
GeoGebra
New Resources
Graphing Logarithmic Functions
Right Triangle Trigonometry Ratios: Dynamic Illustrator
Wallace-Simson Line, Orthopole, and Deltoid
Monkey typing Shakespeare's complete works
Cube of a Binomial - Volume Model
Discover Resources
Proof for Thales' Theorem
Disc Method
Die Epizykloide - Mit Dürrschabels Notation
Komplexe Zahlen
Voronoi by inflating spheres
Discover Topics
Pythagoras or Pythagorean Theorem
Perimeter
Upper and Lower Sum or Riemann Sum
Geometric Transformations
Trapezoid