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...

The Lithium Triangle (Spanish: Triángulo del Litio) is a region of the Andes that is rich in lithium reserves, encompassed by the borders of Argentina...

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...

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...

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...

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

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...

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...

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...

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...

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...

The Emerald Triangle is the shared border region between Cambodia, Laos and Thailand. It includes the area of Chong Bok (Thai: ช่องบก), a mountain pass...

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

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...

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...

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

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

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...

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...

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...

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

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...

Triangle Strategy is a 2022 tactical role-playing game co-developed by Square Enix and Artdink and published by Square Enix for the Nintendo Switch. Nintendo...

Triangle Park may refer to: Triangle Park (Quezon City), business district in Quezon City, Metro Manila, Philippines Triangle Park (Lexington), a public...

The inverted black triangle (German: schwarzer Winkel) was an identification badge used in Nazi concentration camps to mark prisoners designated asozial  [de]...

A love triangle is a scenario or circumstance, usually depicted as a rivalry, in which two people are pursuing or involved in a romantic relationship with...

The Hess triangle is a triangular, 500-square-inch (3,200 cm2) plot of private land in the middle of a public sidewalk at the corner of Seventh Avenue...