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The Wallace-Simson Line
Author:
Steve Phelps
When the pedal point P is on the circumcircle of triangle ABC, the pedal triangle degenerates into a line through points D, E, and F. Click on the small "play" icon in the lower left corner.
GeoGebra
New Resources
Vector Valued Functions
အခြေခံ data အခေါ်အဝေါ်များ
Untitled
seo tool
Tube moving at distance of a curve.
Discover Resources
Weber Geometry Project
Italia: Teorema de la tangente y secante n-2.
Can you make it blue?
Transformations: Dilations (center of dilation varies)
Discover Topics
Dilation
Random Variables
Circumcircle or Circumscribed Circle
Unit Circle
Solids or 3D Shapes