Pentagonal rotunda

Pentagonal rotunda

Infobox Polyhedron with net


Polyhedron_Type=Johnson
J5 - J6 - J7
Face_List=2.5 triangles
1+5 pentagons
1 decagon
Edge_Count=35
Vertex_Count=20
Symmetry_Group="C"5v
Vertex_List=2.5(3.5.3.5)
10(3.5.10)
Dual=-
Property_List=


In geometry, the pentagonal rotunda is one of the Johnson solids ("J"6). It can be seen as half an icosidodecahedron.

The 92 Johnson solids were named and described by Norman Johnson in 1966.

External links

*
*
* [http://www.lifeisastoryproblem.org/explore/net_pentagonal_rotunda.pdf Printable Net of a Pentagonal Rotunda] [http://www.lifeisastoryproblem.org Life is a Story Problem.org]


Wikimedia Foundation. 2010.

Игры ⚽ Нужно сделать НИР?

Look at other dictionaries:

  • Elongated pentagonal rotunda — Infobox Polyhedron Polyhedron Type=Johnson J 20 J21 J22 Face List=2.5 triangles 2.5 squares 1+5 pentagons 1 decagon Edge Count=55 Vertex Count=30 Symmetry Group= C 5v| Vertex List=10(42.10) 10(3.42.5) 2.5(3.5.3.5) Dual= Property List=convexIn… …   Wikipedia

  • Gyroelongated pentagonal rotunda — Infobox Polyhedron Polyhedron Type=Johnson J 24 J25 J26 Face List=4.5+10 triangles 1+5 pentagons 1 decagon Edge Count=65 Vertex Count=30 Symmetry Group= C 5v| Vertex List=2.5(3.5.3.5) 2.5(33.10) 10(34.5) Dual= Property List=convexIn geometry, the …   Wikipedia

  • Rotunda — may refer to: *Rotunda (architecture), any building with a circular ground plan, often covered by a dome *Rotunda (script), a specific medieval blackletter script *Pentagonal rotunda, a polyhedral solid formed from half an icosidodecahedronPlaces …   Wikipedia

  • Pentagonal orthobirotunda — Infobox Polyhedron Polyhedron Type=Johnson J 33 J34 J35 Face List=2.10 triangles 2+10 pentagons Edge Count=60 Vertex Count=32 Symmetry Group= D 5h| Vertex List=10(32.52) 2.10(3.5.3.5) Dual= Property List=convex In geometry, the pentagonal… …   Wikipedia

  • Pentagonal orthocupolarotunda — Infobox Polyhedron Polyhedron Type=Johnson J 31 J32 J33 Face List=3.5 triangles 5 squares 2+5 pentagons Edge Count=50 Vertex Count=25 Symmetry Group= C 5v| Vertex List=10(3.4.3.5) 5(3.4.5.4) 2.5(3.5.3.5) Dual= Property List=convexIn geometry, the …   Wikipedia

  • Pentagonal gyrocupolarotunda — Infobox Polyhedron Polyhedron Type=Johnson J 32 J33 J34 Face List=3.5 triangles 5 squares 2+5 pentagons Edge Count=50 Vertex Count=25 Symmetry Group= C 5v| Vertex List=10(32.4.5) 5(3.4.5.4) 2.5(3.5.3.5) Dual= Property List=convexIn geometry, the… …   Wikipedia

  • Rotonda pentagonal — Saltar a navegación, búsqueda Rotonda pentagonal Tipo Johnson J5 J6 J7 Caras 10 triángulos …   Wikipedia Español

  • Rotonda pentagonal elongada — Saltar a navegación, búsqueda Rotonda pentagonal elongada Tipo Johnson J20 J21 J22 Caras …   Wikipedia Español

  • Rotonda pentagonal giroelongada — Saltar a navegación, búsqueda Rotonda pentagonal giroelongada Tipo Johnson J24 J25 J26 C …   Wikipedia Español

  • Elongated pentagonal gyrocupolarotunda — Infobox Polyhedron Polyhedron Type=Johnson J40 J41 J42 Face List=3.5 triangles 3.5 squares 2+5 pentagons Edge Count=70 Vertex Count=35 Symmetry Group= C 5v Vertex List=10(3.43) 10(3.42.5) 5(3.4.5.4) 2.5(3.5.3.5) Dual= Property List=convexIn… …   Wikipedia

Share the article and excerpts

Direct link
Do a right-click on the link above
and select “Copy Link”