The Spring Triangle is an astronomical asterism involving an imaginary triangle drawn upon the celestial sphere, with its defining vertices at Arcturus...

The Summer Triangle is an astronomical asterism in the northern celestial hemisphere. The defining vertices of this imaginary triangle are at Altair,...

Euclid. Equilateral triangle Isosceles triangle Scalene triangle Right triangle Acute triangle Obtuse triangle All types of triangles are commonly found...

the northern celestial hemisphere. Arcturus forms one corner of the Spring Triangle asterism. Located relatively close at 36.7 light-years from the Sun...

Arcturus and Denebola—or Regulus, depending on the source—forms the Spring Triangle asterism, and, by extension, is also part of the Great Diamond together...

southernmost stars are sometimes regarded as being their own asterism, the Spring Triangle. Lying within the Great Diamond is the set of stars traditionally assigned...

reddish one). Denebola, along with Spica and Arcturus, is part of the Spring Triangle asterism, and by extension, also of the Great Diamond together with...

Cluster (with Alcyone and Mirfak as the brightest stars). The northern Spring Triangle consists of Arcturus, Regulus and Spica. The Great Diamond consisting...

35\quad 35\quad 21\quad 7\quad 1\end{array}}} In mathematics, Pascal's triangle is an infinite triangular array of the binomial coefficients which play...

The Triangle Shirtwaist Factory fire in the Greenwich Village neighborhood of Manhattan, a borough of New York City, on Saturday, March 25, 1911, was the...

Sierpiński triangle, also called the Sierpiński gasket or Sierpiński sieve, is a fractal with the overall shape of an equilateral triangle, subdivided...

Winter Triangle is high in the sky at mid-northern latitudes, but can also be seen during autumn in the early morning to the East. In the spring the winter...

In geometry, an isosceles triangle (/aɪˈsɒsəliːz/) is a triangle that has two sides of equal length and two angles of equal measure. Sometimes it is specified...

An equilateral triangle is a triangle in which all three sides have the same length, and all three angles are equal. Because of these properties, the equilateral...

Orion, Taurus, Auriga, Gemini, Canis Minor, and Canis Major. Spring Triangle Summer Triangle Northern Cross Astronomical Calendar 2006. Universal Workshop...

A Reuleaux triangle [ʁœlo] is a curved triangle with constant width, the simplest and best known curve of constant width other than the circle. It is formed...

The Penrose triangle, also known as the Penrose tribar, the impossible tribar, or the impossible triangle, is a triangular impossible object, an optical...

incircle is a triangle center called the triangle's incenter. An excircle or escribed circle of the triangle is a circle lying outside the triangle, tangent...

In mathematics, the triangle inequality states that for any triangle, the sum of the lengths of any two sides must be greater than or equal to the length...

Providence or All-Seeing Eye is a symbol depicting an eye, often enclosed in a triangle and surrounded by rays of light or a halo, intended to represent Providence...

The Research Triangle, or simply The Triangle, are both common nicknames for a metropolitan area in the Piedmont region of the U.S. state of North Carolina...

A set square or triangle (American English) is an object used in engineering and technical drawing, with the aim of providing a straightedge at a right...

In geometry, a triangle center or triangle centre is a point in the triangle's plane that is in some sense in the middle of the triangle. For example,...

The Princeton Triangle Club is an American theater troupe at Princeton University, located in Princeton, New Jersey. Founded in 1891, it is one of the...

Kavango. Like all the towns in the Otavi Triangle, Grootfontein is green in summer but drier in winter. In spring, jacaranda and flamboyant trees bloom in...

The purple triangle was a concentration camp badge used by the Nazis to identify Bibelforsher (that is Bible Student movement and Jehovah's Witnesses)...

manufacturing. United Therapeutics is co-headquartered in Silver Spring, Maryland and Research Triangle Park, North Carolina, with additional facilities in Magog...

"Bennington Triangle" is a phrase coined by American author Joseph A. Citro to denote an area of southwestern Vermont within which a number of people went...

the sum of angles of a triangle equals a straight angle (180 degrees, π radians, two right angles, or a half-turn). A triangle has three angles, one at...

An integer triangle or integral triangle is a triangle all of whose side lengths are integers. A rational triangle is one whose side lengths are rational...