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Geometry
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Demonstrations 2501  2520 of 2899
Cross Product in Spherical Coordinates
Opposite Angles of a Quadrilateral in a Circle
Largest Triangle Inscribed in a Circle
Problem 11340 of The American Mathematical Monthly
Polynomial Roots in the Complex Plane
Random Subdivision of a Square
Largest Isosceles Triangle Inscribed in a Circle
Newton's Ellipse
Fractal Right Triangle
A Visual Proof of Girard's Theorem
HadwigerFinsler Inequality
Intersection of Two Circles
Intersection of a Line and a Circle
Einstein's Most Excellent Proof
Circles & Triangles
FourColor Maps
Villarceau Circles
Pythagorean Analogs for Similar Triangles
Wittenbauer's Parallelogram
Tension in a Hanging Chain
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