# Definition of Triangle. Meaning of Triangle. Synonyms of Triangle

Here you will find one or more explanations in English for the word Triangle. Also in the bottom left of the page several parts of wikipedia pages related to the word Triangle and, of course, Triangle synonyms and on the right images related to the word Triangle.

## Definition of Triangle

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Quadrantal Quad*ran"tal, a. [L. quadrantalis containing the fourth fourth part of a measure.] (Geom.) Of or pertaining to a quadrant; also, included in the fourth part of a circle; as, quadrantal space. Quadrantal triangle, a spherical triangle having one side equal to a quadrant or arc of 90[deg]. Quadrantal versor, a versor that expresses rotation through one right angle.
Self-conjugate triangle
Conjugate Con"ju*gate, a. [L. conjugatus, p. p. or conjugare to unite; con- + jugare to join, yoke, marry, jugum yoke; akin to jungere to join. See Join.] 1. United in pairs; yoked together; coupled. 2. (Bot.) In single pairs; coupled. 3. (Chem.) Containing two or more radicals supposed to act the part of a single one. [R.] 4. (Gram.) Agreeing in derivation and radical signification; -- said of words. 5. (Math.) Presenting themselves simultaneously and having reciprocal properties; -- frequently used in pure and applied mathematics with reference to two quantities, points, lines, axes, curves, etc. Conjugate axis of a hyperbola (Math.), the line through the center of the curve, perpendicular to the line through the two foci. Conjugate diameters (Conic Sections), two diameters of an ellipse or hyperbola such that each bisects all chords drawn parallel to the other. Conjugate focus (Opt.) See under Focus. Conjugate mirrors (Optics), two mirrors so placed that rays from the focus of one are received at the focus of the other, especially two concave mirrors so placed that rays proceeding from the principal focus of one and reflected in a parallel beam are received upon the other and brought to the principal focus. Conjugate point (Geom.), an acnode. See Acnode, and Double point. Self-conjugate triangle (Conic Sections), a triangle each of whose vertices is the pole of the opposite side with reference to a conic.
Triangled
Triangled Tri"an`gled, a. Having three angles; triangular.

## Meaning of Triangle from wikipedia

- A triangle is a polygon with three edges and three vertices. It is one of the basic shapes in geometry. A triangle with vertices A, B, and C is denoted...
- The Bermuda Triangle, also known as the Devil's Triangle, is an urban legend focused on a loosely defined region in the western part of the North Atlantic...
- Triangle of Sadness is a 2022 internationally co-produced satirical black comedy film written and directed by Ruben Östlund in his English-language feature...
- In geometry, an isosceles triangle (/aɪˈsɒsəliːz/) is a triangle that has two sides of equal length. Sometimes it is specified as having exactly two sides...
- The Triangle Shirtwaist Factory fire in the Greenwich Village neighborhood of Manhattan, New York City, on Sa****ay, March 25, 1911, was the deadliest...
- lumbar triangle can refer to either the inferior lumbar (Petit) triangle, which lies superficially, or the superior lumbar (Grynfeltt) triangle, which...
- Black triangle may refer to one of the following: Black triangle (badge), a **** concentration camp badge worn by inmates deemed "asocial" **** or feminist...
- equilateral triangle is a triangle in which all three sides have the same length. In the familiar Euclidean geometry, an equilateral triangle is also equiangular;...
- 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...
- The fire triangle or combustion triangle is a simple model for understanding the necessary ingredients for most fires. The triangle illustrates the three...