600-cell is obtained. The pentagonal antiprism can be truncated and alternated to form a snub antiprism: A crossed pentagonal antiprism is topologically identical...
3 KB (287 words) - 15:55, 10 April 2024
In geometry, an n-gonal antiprism or n-antiprism is a polyhedron composed of two parallel direct copies (not mirror images) of an n-sided polygon, connected...
20 KB (2,353 words) - 02:18, 23 July 2024
decomposed into two pentagonal pyramids and a pentagonal antiprism in the middle. It can also be decomposed into two pentagonal pyramids and a dodecahedron...
5 KB (422 words) - 08:38, 29 May 2024
the gyroelongated pentagonal pyramid is a polyhedron constructed by attaching a pentagonal antiprism to the base of a pentagonal pyramid. An alternative...
5 KB (516 words) - 12:30, 28 July 2024
a triangle-capped antiprism), the pentagonal antiprism, the hexagonal antiprism, and the octagonal antiprism. The square antiprism is first in a series...
7 KB (784 words) - 21:33, 22 May 2023
Regular icosahedron (redirect from Gyroelongated pentagonal bipyramid)
can be constructed from pentagonal antiprism by attaching two pentagonal pyramids with regular faces to each of its pentagonal faces, or by putting points...
34 KB (3,566 words) - 18:11, 11 July 2024
antiprism or pentagonal double antiprismoid is a uniform 4-polytope (4-dimensional uniform polytope) bounded by 320 cells: 20 pentagonal antiprisms,...
10 KB (966 words) - 03:21, 24 July 2024
Dodecagonal prism Antiprism Square antiprism, Pentagonal antiprism, Hexagonal antiprism, Heptagonal antiprism, Octagonal antiprism, Enneagonal antiprism, Decagonal...
30 KB (2,685 words) - 07:39, 28 July 2024
Dodecahedron (redirect from Truncated pentagonal trapezohedron)
(excluding pentagonal and rhombic forms) Uniform polyhedra: Decagonal prism – 10 squares, 2 decagons, D10h symmetry, order 40. Pentagonal antiprism – 10 equilateral...
28 KB (2,027 words) - 01:06, 24 April 2024
Octahedron (redirect from Triangular antiprism)
the antiprism, a prism like polyhedron in which lateral faces are replaced by alternating equilateral triangles. It is also called trigonal antiprism. Therefore...
33 KB (3,297 words) - 12:32, 28 July 2024
regular icosahedron constructed from a pentagonal antiprism by attaching two pentagonal pyramids onto its pentagonal bases. Some Johnson solids are constructed...
15 KB (1,458 words) - 02:48, 29 July 2024
In geometry, the snub square antiprism is the Johnson solid that can be constructed by snubbing the square antiprism. It is one of the elementary Johnson...
5 KB (557 words) - 02:34, 12 July 2024
pentagonal faces. If two pentagonal pyramids are removed to form nonadjacent pentagonal faces, the result is instead the pentagonal antiprism. A Johnson solid...
1 KB (151 words) - 08:02, 5 September 2023
in the vertices and side edges of a pentagonal antiprism, pentagrammic antiprism, and pentagrammic crossed-antiprism with the same D5d, [2+,10] symmetry...
15 KB (1,851 words) - 07:19, 1 July 2024
Uniform 4-polytope (redirect from Snub tetrahedral antiprism)
non-Wythoffian uniform convex 4-polytope, known as the grand antiprism, consisting of 20 pentagonal antiprisms forming two perpendicular rings joined by 300 tetrahedra...
134 KB (4,310 words) - 03:16, 24 July 2024
Square antiprism (uniform 4-antiprism) Square cupola (Johnson solid 4) Pentagonal bipyramid (Johnson solid 13, 5-bipyramid) Augmented pentagonal prism...
1 KB (145 words) - 17:16, 16 March 2024
Uniform antiprismatic prism (redirect from Pentagonal antiprismatic prism)
vertices. A pentagonal antiprismatic prism or pentagonal antiduoprism is a convex uniform 4-polytope. It is formed as two parallel pentagonal antiprisms connected...
12 KB (478 words) - 03:21, 24 July 2024
hexagonal antiprism is the 4th in an infinite set of antiprisms formed by an even-numbered sequence of triangle sides closed by two polygon caps. Antiprisms are...
2 KB (216 words) - 21:44, 22 April 2024
t0,3{3,5,3}, , has icosahedron and triangular prism cells, with a pentagonal antiprism vertex figure. Viewed from center of triangular prism The runcitruncated...
19 KB (700 words) - 03:59, 24 July 2024
interior vertices. The 10 interior vertices have the convex hull of a pentagonal antiprism. The 80 edges project into 40 external edges and 40 internal ones...
10 KB (826 words) - 03:51, 20 April 2024
In geometry, the pentagrammic crossed-antiprism is one in an infinite set of nonconvex antiprisms formed by triangle sides and two regular star polygon...
2 KB (144 words) - 10:33, 13 March 2022
attaching a decagonal antiprism to its base. It can also be seen as a gyroelongated pentagonal bicupola (J46) with one pentagonal cupola removed. A Johnson...
2 KB (267 words) - 22:33, 17 April 2023
symmetric arrangement of 12 pentagonal antiprisms. It can be constructed by inscribing one pair of pentagonal antiprisms within an icosahedron, in each...
3 KB (271 words) - 23:48, 17 July 2022
Pentagram (redirect from Star pentagon)
incorporate pentagrams: Pentagrammic prism Pentagrammic antiprism Pentagrammic crossed-antiprism Small stellated dodecahedron Great stellated dodecahedron...
35 KB (4,086 words) - 08:25, 21 July 2024
which alternates two triangles and two pentagons around each vertex. In contrast: 3.3.3.5 is a pentagonal antiprism. These polyhedra are sometimes described...
9 KB (979 words) - 18:13, 15 February 2023
tetrahedron can be seen as a degenerate polyhedron, a uniform digonal antiprism, where base polygons are reduced digons. A regular tetrahedron can be...
75 KB (9,339 words) - 12:30, 28 July 2024
icosahedron is a zonohedron, that is dual to a pentagonal gyrobicupola with regular triangular, regular pentagonal, but irregular quadrilateral faces. The rhombic...
4 KB (369 words) - 13:04, 20 March 2024
Pentagonal orthobirotunda Pentagonal orthocupolarotunda Pentagonal pyramid Pentagonal rotunda Snub disphenoid Snub square antiprism Sphenocorona Sphenomegacorona...
47 KB (3,580 words) - 17:01, 29 June 2024
attaching a decagonal antiprism to its base. It can also be seen as a gyroelongated pentagonal birotunda (J48) with one pentagonal rotunda removed. A Johnson...
2 KB (267 words) - 22:34, 17 April 2023
starting with the icosahedron: the pentagonal antiprism is a parabidiminished icosahedron and a pentagrammic crossed-antiprism is a parabidiminished great icosahedron...
13 KB (650 words) - 16:06, 25 August 2022