• Four Sided Triangle is a 1953 British second feature ('B') science-fiction film directed by Terence Fisher. It was written by Paul Tabori and Fisher,...
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  • Thumbnail for Triangle
    circular triangle with circular-arc sides. (This article is about straight-sided triangles in Euclidean geometry, except where otherwise noted.) Triangles are...
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  • Thumbnail for Four-sided die
    later but four-sided dice continued to be popular in Russia. In Ancient Rome, elongated four-sided dice were called tali while the six-sided cubic dice...
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  • Thumbnail for Barbara Payton
    Payton co-starred in two low-budget pictures for Hammer Films: Four Sided Triangle and The Flanagan Boy (or Bad Blonde). In May 1953, Payton announced...
    25 KB (2,381 words) - 07:12, 11 May 2025
  • Thumbnail for William F. Temple
    science fiction writer, best known for authoring the novel-turned-film Four Sided Triangle. Temple was born in Woolwich in 1914. In 1930, he became a clerk...
    10 KB (1,030 words) - 08:54, 27 May 2024
  • You're Dead, A Cry from the Streets, War and Peace, The Genie and Four Sided Triangle. Years later he made many appearances in television and films including...
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  • Thumbnail for Integer triangle
    only such triangles are rational-sided equilateral triangles. Any triple of positive integers can serve as the side lengths of an integer triangle as long...
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  • Films, Fisher returned to Hammer for Mantrap (1953) with Henreid; Four Sided Triangle (1953) with Barbara Payton; Spaceways (1953), a science fiction story...
    18 KB (2,222 words) - 05:17, 27 September 2024
  • Thumbnail for Isosceles triangle
    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...
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  • Thumbnail for Reuleaux 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...
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  • triangles (Latin: solutio triangulorum) is the main trigonometric problem of finding the characteristics of a triangle (angles and lengths of sides)...
    23 KB (3,698 words) - 09:43, 25 October 2024
  • Papers (1952) – Samuel Pickwick The Great Game (1953) – Joe Lawson Four Sided Triangle (1953) – Dr. Harvey Always a Bride (1953) – Dutton Will Any Gentleman...
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  • Thumbnail for Wilfrid Hyde-White
    Hubert Wells The Story of Gilbert and Sullivan (1953) as Mr. Marston Four Sided Triangle (1953) as Government Minister (segment "Priceless Pocket") The Million...
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  • Seventh Veil (1945) and Quartet (1948), So Long at the Fair (1950) and Four Sided Triangle (1953), the last two of which were directed by Terence Fisher. He...
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  • to look several decades older) and the lead in Terence Fisher's Four Sided Triangle (1953). He once again appeared under heavy make-up as the elderly...
    16 KB (1,274 words) - 14:55, 19 February 2025
  • Thumbnail for Lulworth Cove
    used for tank training; it is open only at weekends and holidays. Four Sided Triangle (1953) Nuts in May (1976) The Boys in Blue (1982) The Curse of Fenric...
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  • Thumbnail for Bray Film Studios
    Gambler and the Lady (1952) Mantrap (1953) The Flanagan Boy (1953) Four Sided Triangle (1953) Spaceways (1953) Blood Orange (1953) The Saint's Return (1953)...
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  • 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...
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  • until 1966. In 1953, the first of Hammer's science fiction films, Four Sided Triangle and Spaceways, were released. Hammer's first significant experiment...
    68 KB (8,762 words) - 11:48, 18 May 2025
  • Thumbnail for Incircle and excircles
    inscribed circle of a triangle is the largest circle that can be contained in the triangle; it touches (is tangent to) the three sides. The center of the...
    34 KB (5,710 words) - 20:39, 2 April 2025
  • Thumbnail for Incenter
    Incenter (category Triangle centers)
    the incenter of a triangle is a triangle center, a point defined for any triangle in a way that is independent of the triangle's placement or scale....
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  • to pass to four teammates. Every pass and cut has a purpose and everything is dictated by the defense. It has been claimed that the triangle offense is...
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  • Thumbnail for Triangle inequality
    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...
    34 KB (5,268 words) - 20:23, 13 April 2025
  • Thumbnail for Pythagorean theorem
    geometry between the three sides of a right triangle. It states that the area of the square whose side is the hypotenuse (the side opposite the right angle)...
    94 KB (12,692 words) - 05:47, 14 May 2025
  • Thumbnail for Median (geometry)
    a median of a triangle is a line segment joining a vertex to the midpoint of the opposite side, thus bisecting that side. Every triangle has exactly three...
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  • Thumbnail for Sierpiński triangle
    Start with an equilateral triangle. Subdivide it into four smaller congruent equilateral triangles and remove the central triangle. Repeat step 2 with each...
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  • Thumbnail for Triangle Shirtwaist Factory fire
    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...
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  • Thumbnail for Spherical trigonometry
    spherical triangle, the principal subject of this article. Polygons with higher numbers of sides (4-sided spherical quadrilaterals, 5-sided spherical...
    41 KB (6,784 words) - 13:26, 6 May 2025
  • Thumbnail for Napoleon's theorem
    Napoleon's theorem states that if equilateral triangles are constructed on the sides of any triangle, either all outward or all inward, the lines connecting...
    22 KB (2,901 words) - 16:24, 27 May 2025
  • Thumbnail for Inscribed square in a triangle
    elementary geometry, an inscribed square in a triangle is a square whose four vertices all lie on a given triangle. By the pigeonhole principle, two of the...
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