dodecahedron

When Did Plato Discover The Platonic Solids?

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When Did Plato Discover The Platonic Solids? These solids were introduced by Plato in his work Timaeus (ca. 350 BCE ), in which all then known forms of matter—earth, air, fire, water, and ether—are described as being composed of five elemental solids: the cube, the octahedron, the tetrahedron, the icosahedron, and the dodecahedron. Are platonic

Is There A Sixth Platonic Solid?

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Is There A Sixth Platonic Solid? Meet the Hyper-Diamond! It’s the sixth Platonic Solid and it only works in the fourth dimension. How many Platonic solids are in 6 dimensions? Polyhedron Vertices Faces tetrahedron 4 4 cube 8 6 octahedron6 8 dodecahedron 20 12 How many Platonic solids are there? The five Platonic solids (regular