rhombi
41Rhombic icosahedron — A rhombic icosahedron (or rhombic icosacontahedron) is a polyhedron shaped like an oblate sphere. It is composed of 20 rhombic faces, where three, four, or five of which meet at each vertex. It has 10 faces on the polar axis with 10 rhombi… …
42Trapezo-rhombic dodecahedral honeycomb — The trapezo rhombic dodecahedral honeycomb is a space filling tessellation (or honeycomb) in Euclidean 3 space. It consists of copies of a single cell, the trapezo rhombic dodecahedron.It is similar to the more symmetric Rhombic dodecahedral… …
43Sword of Goujian — Infobox Artifact name = Sword of Goujian material = Bronze created = Spring and Autumn Period discovered = 1965 in Jiangling County location = Hubei Provincial Museum, Hubei Province, ChinaThe Sword of Goujian (Traditional Chinese: 越王勾踐劍 ,… …
44Tangential quadrilateral — An example of a tangential quadrilateral In Euclidean geometry, a tangential quadrilateral or circumscribed quadrilateral is a convex quadrilateral whose sides all lie tangent to a single circle inscribed within the quadrilateral. This circle is… …
45Ammann–Beenker tiling — In geometry, an Ammann–Beenker tiling is a nonperiodic tiling generated by an aperiodic set of prototiles named after Robert Ammann, who first discovered the tilings in the 1970s, and after F. P. M. Beenker who discovered them independently and… …
46Polyedre uniforme — Polyèdre uniforme Un polyèdre uniforme est un polyèdre qui a pour faces des polygones réguliers et peut passer d un sommet à l autre (i.e. il existe une isométrie qui applique un sommet quelconque sur un autre. Il en découle que tous les sommets… …
47Polyèdre uniforme — Un polyèdre uniforme (en) est un polyèdre qui a pour faces des polygones réguliers et tel qu il existe une isométrie qui applique un sommet quelconque sur un autre. Il en découle que tous les sommets sont congruents, et que le polyèdre… …
48Замощение — разбиение без каких либо накладок и без пробелов. Замощение сферы …
49rhombus — /rom beuhs/, n., pl. rhombuses, rhombi / buy/. 1. an oblique angled equilateral parallelogram; any equilateral parallelogram except a square. 2. an equilateral parallelogram, including the square as a special case. 3. a rhombohedron. [1560 70; <… …
50Coxeter–Dynkin diagram — See also: Dynkin diagram Coxeter Dynkin diagrams for the fundamental finite Coxeter groups …
