The truncated square antiprism one in an infinite series of truncated antiprisms, constructed as a truncated square antiprism. It has 18 faces, 2 octagons, 8 hexagons, and 8 squares.
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The truncatedsquareantiprism one in an infinite series of truncatedantiprisms, constructed as a truncatedsquareantiprism. It has 18 faces, 2 octagons...
In geometry, the squareantiprism is the second in an infinite family of antiprisms formed by an even-numbered sequence of triangle sides closed by two...
gyroelongated square bipyramid is a polyhedron with 16 triangular faces. it can be constructed from a squareantiprism by attaching two equilateral square pyramids...
isosceles square pyramid vertex figure. John Horton Conway calls this honeycomb a truncated cubille, and its dual pyramidille. The truncated cubic honeycomb...
also a rectified tetrahedron, a square bipyramid in any of three orthogonal orientations, and a triangular antiprism in any of four orientations. An octahedron...
are not prisms or antiprisms, it has the largest sum of angles (90 + 120 + 144 = 354 degrees) at each vertex; only a prism or antiprism with more than 60...
The truncated octahedron was called the "mecon" by Buckminster Fuller. Its dual polyhedron is the tetrakis hexahedron. If the original truncated octahedron...
edges of a triangular antiprism with the same D3d, [2+,6] symmetry, order 12. The cube and octahedron (same as triangular antiprism) have regular skew hexagons...
snub antiprisms can be constructed as an alternation of a truncatedantiprism. The gyrobianticupolae are another construction for the snub antiprisms. Only...
pentagonal antiprism vertex figure. Viewed from center of triangular prism The runcitruncated icosahedral honeycomb, t0,1,3{3,5,3}, , has truncated icosahedron...
eight) The truncatedsquare tiling has 2 octagons around every vertex. An octagonal prism contains two octagonal faces. An octagonal antiprism contains...
obtained. The pentagonal antiprism can be truncated and alternated to form a snub antiprism: A crossed pentagonal antiprism is topologically identical...
calculating the volume of a truncatedsquare pyramid, suggesting that they were also acquainted with the volume of a square pyramid, but it is unknown...
dodecagonal antiprism with the same D12d, [2+,24] symmetry, order 48. The dodecagrammic antiprism, s{2,24/5} and dodecagrammic crossed-antiprism, s{2,24/7}...
Triangular antiprism: A3 (An octahedron is a special antiprism) O = A3 C = dA3 Square prism: P4 (A cube is a special prism) C = P4 Pentagonal antiprism: A5 I...
prisms, or antiprisms). They were named by Norman Johnson, who first listed these polyhedra in 1966. Weisstein, Eric W., "Metabiaugmented truncated dodecahedron"...
with the icosahedron: the pentagonal antiprism is a parabidiminished icosahedron and a pentagrammic crossed-antiprism is a parabidiminished great icosahedron...