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14 Proof Without Words
Author:
Linda Bollman
,
Steve Phelps
Drag the points. Drag the slider. What do you notice? What does this prove? How does this prove?
GeoGebra
New Resources
Thin Slice: Arc Length & Sector Area
Hexagonal curves animation
Icosahedron1
Sphere on a Grid
Exploring the Area of a Triangle
Discover Resources
circle proportions simulation
Parallel Lines with Transversal
eq_3p
Secant-Secant Relationship Outside a Circle
r1_raumschiff
Discover Topics
Calculus
Tangent Function
Differential Calculus
Circumcircle or Circumscribed Circle
Combinatorics