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Proof Without Words
Author:
Steve Phelps
Drag the points. What does this prove? How does it prove it?
GeoGebra
New Resources
Reflection = 180° Rotation about a Line
Making New Year's resolutions for 2026
Locus Related to Descartes' Folium
Triangle with 3 Right Angles
Shells
Discover Resources
Brøker & brøkregning
Cuboid With Net
Trapezoid/Rectangle Connection
example
Triangle Angle Sum Theorem
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Plane Figures or Shapes
Sphere
Definite Integral
Quadrilaterals
Square