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Proof Without Words
Author:
Steve Phelps
Drag the points. Drag the slider. What do you notice? What does it prove? How does it prove? Sincere thanks to Luis Guillermo de la Rosa Jiménez
http://www.geogebratube.org/luisgdelarosa
GeoGebra
New Resources
Blancmange curve (fractal)
探究由平行線和截線所成的角
alg2_05_05_04_applet_exp_fxn_flvs
alg2_05_05_01_applet_exp_2_flvs
bearing HK
Discover Resources
Masure
Perpendicular: Reflections Investigation
test1
thales 2
Fermat Point
Discover Topics
Solids or 3D Shapes
Rectangle
Definite Integral
Set Theory
Terms