In geometry, a decagon (from the Greek δέκα déka and γωνία gonía, "ten angles") is a ten-sided polygon or 10-gon. The total sum of the interior angles...

a constructible polygon with a compass and straight-edge, the regular decagon has an internal angle of 12 2 = 144 {\displaystyle 12^{2}=144} degrees...

The Decagon House Murders (十角館の殺人, Jukkakukan no Satsujin) is a 1987 Japanese mystery novel, the debut work of author Yukito Ayatsuji. Borrowing its basic...

The Decagon House Murders (Japanese: 十角館の殺人, Hepburn: Jūkakukan no satsujin) is a 2024 Japanese mystery series based on the novel of the same name written...

AF is drawn bisecting DC so that DF and CF are sides c of an inscribed decagon, Ptolemy's Theorem can again be applied – this time to cyclic quadrilateral...

METER Group, Inc., formerly Decagon Devices, is an American corporation that designs and markets scientific instruments, sensors, and data loggers for...

Kiso Yoshinaka Futari no Ultraman (NHK / 2022), Hajime Tsuburaya The Decagon House Murders (Hulu Japan / 2024), Shimada Kiyoshi Like a Dragon: Yakuza...

decagons: 6 fiber bundles of 12 great decagons. The 12 Clifford parallel decagons in each bundle are completely disjoint. Adjacent parallel decagons are...

The Decagon House Murders (Japanese: 十角館の殺人, Hepburn: Jukkakukan no Satsujin) is a Japanese manga series, based on Yukito Ayatsuji's novel of the same...

known for her fantasy series The Twelve Kingdoms. His first novel The Decagon House Murders was ranked as the No. 8 novel on the Top 100 Japanese Mystery...

Regular zig-zag skew polygons Skew square Skew hexagon Skew octagon Skew decagon Skew dodecagon {4}#{ } {6}#{ } {8}#{ } {10}#{ } {5}#{ } {5/2}#{ } {12}#{...

icosagon has Schläfli symbol {20}, and can also be constructed as a truncated decagon, t{10}, or a twice-truncated pentagon, tt{5}. One interior angle in a regular...

g. octahedron e.g. November e.g. December e.g. decathlon, decahedron, decagon e.g. duodenum e.g. dodecahedron e.g. triskaidekaphobia e.g. tetradecahedron/...

and rhombic forms) Uniform polyhedra: Decagonal prism – 10 squares, 2 decagons, D10h symmetry, order 40. Pentagonal antiprism – 10 equilateral triangles...

A five-pointed star (☆), geometrically an equilateral concave decagon, is a common ideogram in modern culture. Comparatively rare in classical heraldry...

polygon. There is one regular decagram, containing the vertices of a regular decagon, but connected by every third point. Its Schläfli symbol is {10/3}. The...

rectangle using three polygons circumscribed by congruent circles: a regular decagon, hexagon, and pentagon. The respective lengths a, b, and c of the sides...

(c. 850–930) employed it in his geometric calculations of pentagons and decagons; his writings influenced that of Fibonacci (Leonardo of Pisa) (c. 1170–1250)...

{5}}}{2}}={\frac {1}{\varphi }}\approx 0.618} be the side length of a regular decagon inscribed in the unit circle, where φ {\displaystyle \varphi } is the golden...

of regular pentagrams. Golden triangles can also be found in a regular decagon, an equiangular and equilateral ten-sided polygon, by connecting any two...

Abū Kāmil Shujāʿ ibn Aslam ibn Muḥammad Ibn Shujāʿ (Latinized as Auoquamel, Arabic: أبو كامل شجاع بن أسلم بن محمد بن شجاع, also known as Al-ḥāsib al-miṣrī—lit...

Publishing, 2008 ISBN 0643094709 pages 79-81 Decagon Devices "List of peer-reviewed publications using Decagon soil moisture sensors Archived 2016-03-04...

pentagon, and 1 decagon. The pentagonal cupola's faces are five equilateral triangles, five squares, one regular pentagon, and one regular decagon. It has the...

Pentagon Hexagon Decagon Pentagram {5/2} Star hexagon Compound 2{3} Decagram {10/3} Compound 2{5} Compound 2{5/2} Star decagon...

prefix with '-gon' suffix: Pentagon, Hexagon, Heptagon, Octagon, Nonagon, Decagon... See polygon In geometry, two subsets of a Euclidean space have the same...

Lemoine hexagon Heptagon – 7 sides Octagon – 8 sides Nonagon – 9 sides Decagon – 10 sides Hendecagon – 11 sides Dodecagon – 12 sides Tridecagon – 13 sides...

and sizes remained the same with the exception of the 1 fil which was decagon shaped. This image was then replaced by three palms in 1968. In 1970, 250...

Square Cross-polytope Hypercube Pentagon Hexagon Heptagon Octagon Enneagon Decagon Hendecagon Dodecagon Tridecagon Tetradecagon Pentadecagon Hexadecagon Heptadecagon...

used a ring, and by Pancrase 258 on May 11, 2014, Pancrase adopted the decagon or the ten-sided cage of their American partners World Series of Fighting...

number that extends the concept of triangular and square numbers to the decagon (a ten-sided polygon). However, unlike the triangular and square numbers...