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In geometry, an octahedron ( pl.: octahedra or octahedrons) is a polyhedron with eight faces. The term is most commonly used to refer to the regular octahedron, a Platonic solid composed of eight equilateral triangles, four of which meet at each vertex . A regular octahedron is the dual polyhedron of a cube.
Un octaedro u octoedro (del griego ὀκτώ "ocho" y ἕδρα "asiento" o "cara") es un poliedro de ocho caras. Con este número de caras puede ser un poliedro convexo o un poliedro cóncavo. Sus caras pueden ser poliedros de siete lados o más.
- 12
- Octaédrico (Oₕ)
- 8
- 6
25. Apr. 2024 · A (general) octahedron is a polyhedron having eight faces. Examples include the 4-trapezohedron, augmented triangular prism (Johnson solid J_(49)), bislit cube, Dürer solid, elongated gyrobifastigium, gyrobifastigium (Johnson solid J_(26)), heptagonal pyramid, hexagonal prism, regular octahedron, square dipyramid, triangular cupola (Johnson solid J_3), tridiminished icosahedron (Johnson solid ...
Octaedro (Octahedron) is a 1974 short story collection by Julio Cortázar. Its name comes from the octahedron, a 3D geometric solid with eight identical faces, reflecting the eight stories that comprise it. It builds on the social and political themes of his earlier Libro de Manuel (1973), relating them to other more universal themes.
- 165
- Sudamericana
- 1974
- Julio Cortázar
21. Aug. 2023 · Un octaedro es un poliedro con ocho caras que pueden ser polígonos regulares o irregulares. Aprende sobre sus elementos, tipos, simetría y ejemplos en esta lección de geometría.
An octahedron (plural: octahedra) is a polyhedron with eight faces. A regular octahedron is a Platonic solid composed of eight equilateral triangles, four of which meet at each vertex. The octahedron's symmetry group is Oh, of order 48. This group's subgroups include D3d (order 12), the symmetry...
Un octaedro es un poliedro con ocho caras que pueden ser triángulos equiláteros o otros polígonos. Descubre sus propiedades de simetría, su origen etimológico y sus usos en la naturaleza, los juegos y la literatura.
