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Proof Without Words
Author:
ANTAL aLICA
,
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
Tracing the Elliptic Paraboloid with Parabolas
Tracing the Ellipsoid with Ellipses
Supplementary Angles
Drag that Point!
Cross Product in 2D and 3D
Discover Resources
Copied
Triangle Constructions #1
Vertically Opposite Angles
Ισότητα Εγγεγραμμένων Γωνιών
SinCosTan_Edit
Discover Topics
Secant Line or Secant
Power Functions
Tree Diagrams
Standard Deviation
Similar Triangles