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

The Bermuda Triangle, also known as the Devil's Triangle, is a loosely defined region in the North Atlantic Ocean, roughly bounded by Florida, Bermuda...

up Triangle, triangle, scalene triangle, or triangular in Wiktionary, the free dictionary. A triangle is a geometric shape with three sides. Triangle may...

Look up golden triangle in Wiktionary, the free dictionary. Golden Triangle may refer to: Golden Triangle (Southeast Asia), named for its opium production...

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...

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...

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...

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...

Look up iron triangle in Wiktionary, the free dictionary. Iron Triangle may refer to: The Iron Triangle, an area bounded by the South Australian towns...

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...

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...

The Pirogov triangle (also Piragoff's triangle) is an area in the human neck formed by the intermediate tendon of the digastric muscle, the posterior border...

A right triangle or right-angled triangle, sometimes called an orthogonal triangle or rectangular triangle, is a triangle in which two sides are perpendicular...

acute triangle (or acute-angled triangle) is a triangle with three acute angles (less than 90°). An obtuse triangle (or obtuse-angled triangle) is a triangle...

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...

Triangle is a 2009 psychological horror film written and directed by Christopher Smith and starring Melissa George, Michael Dorman, Rachael Carpani, Henry...

Karpman drama triangle is a social model of human interaction proposed by San Francisco psychiatrist Stephen B. Karpman in 1968. The triangle maps a type...

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

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

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...

Heronian triangle (or Heron triangle) is a triangle whose side lengths a, b, and c and area A are all positive integers. Heronian triangles are named...

Texas Triangle is a region of Texas that contains the state's five largest cities and is home to over half of the state's population. The Texas Triangle is...

fundamental relation in Euclidean geometry between the three sides of a right triangle. It states that the area of the square whose side is the hypotenuse (the...

Lozanić's triangle (sometimes called Losanitsch's triangle) is a triangular array of binomial coefficients in a manner very similar to that of Pascal's...

Black triangle may refer to: Black Triangle (region), across Germany, Poland and the Czech Republic, long characterized by extremely high levels of pollution...

Nazi concentration camp badges, primarily triangles, were part of the system of identification in German camps. They were used in the concentration camps...

In geometry, an altitude of a triangle is a line segment through a given vertex (called apex) and perpendicular to a line containing the side or edge opposite...

A pink triangle is a symbol for the LGBT community. Initially intended as a badge of shame, it was later reappropriated as a positive symbol of self-identity...

The fire triangle or combustion triangle is a simple model for understanding the necessary ingredients for most fires. The triangle illustrates the three...

Triangle of Sadness is a 2022 satirical black comedy film written and directed by Ruben Östlund in his English-language feature debut. The film stars an...