- regular dodecagon
- правильный двенадцатиугольник
Большой англо-русский и русско-английский словарь. 2001.
Большой англо-русский и русско-английский словарь. 2001.
Dodecagon — Regular dodecagon Edges and vertices 12 Schläfli symbols {12} Coxeter–Dynkin diagrams … Wikipedia
Regular polygon — A regular polygon is a polygon which is equiangular (all angles are congruent) and equilateral (all sides have the same length). Regular polygons may be convex or star.General propertiesThese properties apply to both convex and star regular… … Wikipedia
Додекагон — Правильный додекагон Додекагон (греч … Википедия
Двумерное пространство — У этого термина существуют и другие значения, см. 2D. У этого термина существуют и другие значения, см. Пространство. Двумерное пространство (иногда говорят двухмерное пространство) геометрическая модель плоской проекции физического мира, в… … Википедия
Tetradecahedron — A tetradecahedron is a polyhedron with 14 faces. There are numerous topologically distinct forms of a tetradecahedron, with many constructible entirely with regular polygon faces.A tetradecahedron is sometimes called a tetrakaidecahedron.… … Wikipedia
Ostomachion — (after Suter; this version requires a lateral stretch by a factor of two to match that in the Archimedes Palimpsest) … Wikipedia
Dodecagonal prism — Uniform Dodecagonal prism Type Prismatic uniform polyhedron Elements F = 14, E = 36, V = 24 (χ = 2) Faces by sides 12{4}+2{12} … Wikipedia
Measurement of a Circle — (Greek: Κύκλου μέτρησις, Kuklou metrēsis) is a treatise that consists of three propositions by Archimedes. The treatise is only a fraction of what was a longer work.[1][2] Contents 1 Propositions … Wikipedia
City Hall, Hong Kong — Coordinates: 22°16′57″N 114°9′41″E / 22.2825°N 114.16139°E / 22.2825; 114.16139 … Wikipedia
Trigonometry in Galois fields — In mathematics, the theory of quadratic extensions of finite fields supports analogies with trigonometry.The main motivation to deal with a finite field trigonometry is the power of the discrete transforms, which play an important role in… … Wikipedia
Eternity puzzle — The eternity puzzle was a geometric puzzle with a million pound prize, created by Christopher Monckton, who put up half the money himself, the other half being put up by underwriters in the London insurance market. The puzzle was distributed by… … Wikipedia