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Geometry
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Demonstrations 2341  2360 of 2685
Spiral Explorer
Dissection Fallacy
Hello Block World
Lines on a Cubic Surface
Tangent Planes to Quadratic Surfaces
How Does the Vertex Location of a Parabola Change?
An Illustration of the Argument Principle
Schwarzschild SpaceTime Embedding Diagram
Two Models of Projective Geometry
Canonical Polygons
Carnot's Theorem
Passive Sonar
Circle Covering by Arcs
Rolling a Coin around a Coin
Playing with Stellations of the Icosahedron
Musical Lines and Curves
Watt's Curve
Triangles in the Coordinate Plane
Epitrochoids
Spirograph
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