• In geometry, an octahedron (pl.: octahedra or octahedrons) is a polyhedron with eight faces. One special case is the regular octahedron, a Platonic solid...
    37 KB (3,708 words) - 18:19, 13 May 2025
  • Thumbnail for Truncated octahedron
    truncated octahedron is the Archimedean solid that arises from a regular octahedron by removing six pyramids, one at each of the octahedron's vertices...
    20 KB (1,887 words) - 07:06, 4 April 2025
  • Thumbnail for Stellated octahedron
    The stellated octahedron is the only stellation of the octahedron. It is also called the stella octangula (Latin for "eight-pointed star"), a name given...
    13 KB (1,199 words) - 06:56, 25 May 2025
  • Octahedron is the fifth full-length studio album by American progressive rock band the Mars Volta, released on June 23, 2009. The album was released by...
    30 KB (3,180 words) - 23:25, 4 May 2025
  • Thumbnail for Snub octahedron
    Snub octahedron may refer to: Regular icosahedron Snub cube, or snub cuboctahedron This disambiguation page lists articles associated with the title Snub...
    305 bytes (44 words) - 13:20, 15 September 2024
  • Thumbnail for Bricard octahedron
    In geometry, a Bricard octahedron is a member of a family of flexible polyhedra constructed by Raoul Bricard in 1897. The overall shape of one of these...
    11 KB (1,243 words) - 03:59, 24 March 2025
  • stellated octahedron. The coordinates of the icosahedron are related to two alternated sets of coordinates of a nonuniform truncated octahedron, t{3,4}...
    53 KB (5,642 words) - 21:32, 1 June 2025
  • Thumbnail for Triakis octahedron
    In geometry, a triakis octahedron (or trigonal trisoctahedron or kisoctahedron) is an Archimedean dual solid, or a Catalan solid. Its dual is the truncated...
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  • Thumbnail for Rhombicuboctahedron
    octagonal prism. A rhombicuboctahedron may also be known as an expanded octahedron or expanded cube. This is because the rhombicuboctahedron may also be...
    23 KB (2,325 words) - 08:26, 24 March 2025
  • Thumbnail for Octahedral molecular geometry
    atom, defining the vertices of an octahedron. The octahedron has eight faces, hence the prefix octa. The octahedron is one of the Platonic solids, although...
    15 KB (1,554 words) - 05:25, 31 October 2023
  • Thumbnail for Hemi-octahedron
    In geometry, a hemi-octahedron is an abstract regular polyhedron, containing half the faces of a regular octahedron. It has 4 triangular faces, 6 edges...
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  • Thumbnail for Octahedral symmetry
    A regular octahedron has 24 rotational (or orientation-preserving) symmetries, and 48 symmetries altogether. These include transformations that combine...
    29 KB (1,868 words) - 00:12, 22 March 2025
  • Thumbnail for Compound of five octahedra
    octahedral symmetry, also exists. It can be generated by adding a fifth octahedron to the standard 4-octahedra compound. Compound of three octahedra Compound...
    6 KB (369 words) - 10:32, 22 March 2025
  • Thumbnail for Truncated tetrakis cube
    octahedron. It is constructed by a truncated octahedron with hexagonal pyramids augmented. Truncated triakis tetrahedron Truncated triakis octahedron...
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  • Thumbnail for Tetrakis hexahedron
    tetrakis cube, and kiscube) is a Catalan solid. Its dual is the truncated octahedron, an Archimedean solid. It can be called a disdyakis hexahedron or hexakis...
    11 KB (1,134 words) - 16:35, 22 May 2025
  • Thumbnail for Icosahedron
    called a snub octahedron, snub tetratetrahedron, snub tetrahedron, and pseudo-icosahedron. This can be seen as an alternated truncated octahedron. If all the...
    12 KB (890 words) - 08:57, 5 April 2025
  • Thumbnail for Cuboctahedron
    gyrobicupola. Its construction can be started from a cube or a regular octahedron, marking the midpoints of their edges, and cutting off all the vertices...
    24 KB (2,142 words) - 02:40, 3 March 2025
  • The compound of six octahedra has two forms. One form is a symmetric arrangement of 6 octahedra, considered as square bipyramid. It is a dual of a special...
    679 bytes (70 words) - 18:39, 15 May 2022
  • Thumbnail for Compound of three octahedra
    In mathematics, the compound of three octahedra or octahedron 3-compound is a polyhedral compound formed from three regular octahedra, all sharing a common...
    10 KB (1,207 words) - 07:24, 30 June 2024
  • Thumbnail for Kinematics of the cuboctahedron
    of the regular icosahedron, the Jessen's icosahedron, and the regular octahedron, in accordance with the pyritohedral symmetry of the icosahedron. When...
    16 KB (2,004 words) - 04:00, 5 April 2025
  • Thumbnail for Disdyakis dodecahedron
    In geometry, a disdyakis dodecahedron, (also hexoctahedron, hexakis octahedron, octakis cube, octakis hexahedron, kisrhombic dodecahedron) or d48, is a...
    11 KB (891 words) - 16:17, 15 April 2025
  • Thumbnail for Compound of four octahedra
    The compound of four octahedra is a uniform polyhedron compound. It's composed of a symmetric arrangement of 4 octahedra, considered as triangular antiprisms...
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  • Thumbnail for The Mars Volta
    2009 for Best Hard Rock Performance. The band released its fifth album, Octahedron, in June 2009. Following the release of their sixth album, Noctourniquet...
    83 KB (7,700 words) - 19:52, 6 May 2025
  • Thumbnail for Chamfer (geometry)
    7 is a twisty puzzle in the shape of a chamfered cube. The chamfered octahedron is a convex polyhedron constructed by truncating the 8 order-3 vertices...
    25 KB (1,277 words) - 11:37, 21 April 2025
  • Thumbnail for Diminished trapezohedron
    triangles. The last can be seen by augmenting a regular tetrahedron and an octahedron, leaving 10 equilateral triangle faces, and then merging 3 sets of coparallel...
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  • Thumbnail for Elongated dodecahedron
    dodecahedron can be constructed as a contraction of a uniform truncated octahedron, where square faces are reduced to single edges and regular hexagonal...
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  • Thumbnail for Compound of cube and octahedron
    The compound of cube and octahedron is a polyhedron which can be seen as either a polyhedral stellation or a compound. The 14 Cartesian coordinates of...
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  • Thumbnail for Truncated triakis octahedron
    The truncated triakis octahedron, or more precisely an order-8 truncated triakis octahedron, is a convex polyhedron with 30 faces: 8 sets of 3 pentagons...
    2 KB (134 words) - 12:49, 23 February 2025
  • The tetrahedron is self-dual, i.e. it pairs with itself. The cube and octahedron are dual to each other. The icosahedron and dodecahedron are dual to each...
    32 KB (3,132 words) - 17:55, 2 April 2025
  • Thumbnail for Cube
    zonohedron, and plesiohedron. The dual polyhedron of a cube is the regular octahedron. The cube can be represented in many ways, one of which is the graph known...
    62 KB (6,316 words) - 05:10, 1 June 2025