regular heptagon

См. также в других словарях:

• Heptagon — In geometry, a heptagon is a polygon with seven sides and seven angles. In a regular heptagon, in which all sides and all angles are equal, the sides meet at an angle of 5π/7 radians, 128.5714286 degrees. Its Schläfli symbol is {7}. The area of a …   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

• Compass and straightedge constructions — Creating a regular hexagon with a ruler and compass Construction of a regular pentagon Compass and straightedge or ruler and compass construction is the construction of lengths, angl …   Wikipedia

• 7 (number) — Seven redirects here. For other uses, see Seven (disambiguation). 7 −1 0 1 2 3 4 5 6 7 8 9 → List of numbers Integers …   Wikipedia

• Constructible polygon — Construction of a regular pentagon In mathematics, a constructible polygon is a regular polygon that can be constructed with compass and straightedge. For example, a regular pentagon is constructible with compass and straightedge while a regular… …   Wikipedia

• 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

• Ambisonic decoding — This is really the Ambisonic Speaker Decoder page. The Ambisonic B format WXYZ signals define what you should hear. How these signals are presented to you by the speakers for best results, depends on how many speakers you have and where they are …   Wikipedia

• Archimedes — /ahr keuh mee deez/, n. 287? 212 B.C., Greek mathematician, physicist, and inventor: discovered the principles of specific gravity and of the lever. * * * born с 290–280 BC, Syracuse, Sicily died 212/211 BC, Syracuse Legendary Greek inventor and… …   Universalium

• Thābit ibn Qurra — transl|ar|ALA|Al Ṣābiʾ Thābit ibn Qurra al Ḥarrānī (836 in Harran, Mesopotamia ndash; February 18, 901 in Baghdad) was an Arab astronomer, mathematician and physician who was known as Thebit in Latin.BiographyThabit was born in Harran (known as… …   Wikipedia

• PSL(2,7) — In mathematics, the projective special linear group PSL(2,7) is a finite simple group that has important applications in algebra, geometry, and number theory. It is the automorphism group of the Klein quartic as well as the symmetry group of the… …   Wikipedia

• Sideways Stories From Wayside School — The Sideways Stories From Wayside School series is a popular series of 5 books by Louis Sachar. Sideways Stories From Wayside School , Wayside School Is Falling Down and Wayside School Gets A Little Stranger are the three novel length books. In… …   Wikipedia