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Solid Geometry
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Demonstrations 61  80 of 499
Elliptical Torus
Folding Nets into Polyhedra
Decorating a Tree with a Ribbon
Vertex and Edge Truncations of the Platonic Solids
Dimensions of a Stranded Wire
Metatron's Cube and the Platonic Solids
Volume of a Wedge in a Cylinder
Truncating a Right Square Pyramid
Parallel Axis Theorem for a Solid Cylinder
A Sequence of Inscribed Platonic Solids
Reshetov's Unistable Polyhedra with 14, 15, 16, and 17 Faces
Menger Sponge Slices
A OneParameter Family of Polyhedra with Two Kinds of Symmetries
Constructing Vector Geometry Solutions
Dissection of Two Stellated Dodecahedra
26Piece Dissection of a Cube
Dissection of a Concave Rhombic Triacontahedron
Dissection of a Cube to a Quarter of a Rhombic Dodecahedron of the Second Kind
Fractal Tetrahedron in an Octahedron
Two Proofs that the Volume of the Regular Octahedron Is Four Times the Volume of the Regular Tetrahedron
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