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Proof Without Words
Author:
Beatrice
,
Steve Phelps
Drag the points in the sketch below. What do you notice? What does this prove? How does this prove it?
GeoGebra
New Resources
Angles and Intersecting Lines: Quick Investigation
Piano. Keyboard.
Simplifying Radicals: Geometric Thin Slice
Combine shapes
Play C3 E3 G3 C4_C4
Discover Resources
MASCHERA
Mini Golf Hole #1
Fractions on a Number Line
PPLP
GeoGebra 3D Grafikrechner mit AR - Beispielsammlung
Discover Topics
Similar Triangles
Geometric Mean
Addition
Tangent Function
General Quadrilateral