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Proof Without Words
Author:
H.ÇAYIR
,
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
Stairs (Optical Illusion)
Drag that Point!
Napoleon's Theorem
Slope of a Straight Line: Run and Rise
A retro cityscape with mathematics
Discover Resources
Intersecting Chord Theorem
قطع خاصة_الارتفاعات وملتقاها
Equidistant
Animation 131
Move and rotate 2D shapes
Discover Topics
Probability
Cosine
Exponential Functions
Volume
Intersection