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1 октаэдр
1) General subject: octahedron2) Chemistry: octahedra3) Mathematics: regular octahedron4) Automation: octahedron (имеет 8 треугольных граней и 6 вершин)
См. также в других словарях:
Polyhedron — Polyhedra redirects here. For the relational database system, see Polyhedra DBMS. For the game magazine, see Polyhedron (magazine). For the scientific journal, see Polyhedron (journal). Some Polyhedra Dodecahedron (Regular polyhedron) … Wikipedia
Cube — This article is about the geometric shape. For other uses, see Cube (disambiguation). Regular Hexahedron (Click here for rotating model) Type Platonic solid Elements F = 6, E = 12 V = 8 (χ = 2) … Wikipedia
Deltahedron — This is a truncated tetrahedron with hexagons subdivided into triangles. This figure is not a deltahedron since coplanar faces are not allowed within the definition. A deltahedron (plural deltahedra) is a polyhedron whose faces are all… … Wikipedia