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Home   Geometrical Basics for Raytracing Rightangled Triangle Pythagorean Theorem Trigonometry Basics Law of cosines Equilateral Triangle Regular Polygon Polyhedron Tetrahedron Octahedron Cube & Cuboid Dodecahedron Icosahedron Cuboctahedron Truncated Octahedron Rhombicuboctahedron Truncated Icosahedron Circles Tangent circles Internal Tangents External Tangents 
 
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© Friedrich A. Lohmüller, 2009 