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Geometry
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Demonstrations 2121  2140 of 3124
Points around an Ellipse
Small Lattice Ellipses
Point Horopter
Generator of Pythagorean Triples
Cross Sections of Regular Polyhedra
Sphere with Tunnel Brachistochrone
Line Angle Histogram
Generating Lissajous Figures
Similar Right Triangles
Differential of the Arc
Total Areas of Alternating Subtriangles in a 2ngon
The Fix of an Element of a Group Acting on a TwoColored Figure
Orthogonal Projection of a Rectangular Solid
Intersection of an Altitude and a Line through the Incenter
Rhombi at the Incenter of a Triangle
Tangents to the Incircle from a Point on the Circumcircle
Surface Area Increase by Size Reduction
nFlakes
Equilateral Triangles That Form a Star
Polar Area Sweep
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