Matches in DBpedia 2014 for { ?s ?p In geometry, a trigonal trapezohedron or trigonal deltohedron is a three-dimensional figure formed by six congruent rhombi. They are a special kind of parallelepiped, and are the only parallelepipeds with six congruent faces. Since all of the edges must have the same length, every trigonal trapezohedron is also a rhombohedron.The trigonal trapezohedron is the simplest of the trapezohedra, an infinite sequence of polyhedra which are dual to the antiprisms. The dual of a trigonal trapezohedron is a uniform triangular antiprism, i.e. a regular octahedron. A trigonal trapezohedron with square faces is a cube.. }
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- Trigonal_trapezohedron abstract "In geometry, a trigonal trapezohedron or trigonal deltohedron is a three-dimensional figure formed by six congruent rhombi. They are a special kind of parallelepiped, and are the only parallelepipeds with six congruent faces. Since all of the edges must have the same length, every trigonal trapezohedron is also a rhombohedron.The trigonal trapezohedron is the simplest of the trapezohedra, an infinite sequence of polyhedra which are dual to the antiprisms. The dual of a trigonal trapezohedron is a uniform triangular antiprism, i.e. a regular octahedron. A trigonal trapezohedron with square faces is a cube.".