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...
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Reuleaux triangle into an inner equilateral triangle and three curvilinear regions between this inner triangle and the arcs forming the Reuleaux triangle, and...
57 KB (6,497 words) - 06:20, 24 March 2025
Hexagon (redirect from Equilateral hexagon)
hexagon can also be considered as the cutting off the vertices of an equilateral triangle, which can also be denoted as t { 3 } {\displaystyle \mathrm {t}...
31 KB (2,873 words) - 04:12, 17 May 2025
Sierpiński triangle, also called the Sierpiński gasket or Sierpiński sieve, is a fractal with the overall shape of an equilateral triangle, subdivided...
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possible equilateral triangle which an amount n of unit circles can be packed into? More unsolved problems in mathematics Circle packing in an equilateral triangle...
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to Euclid. Equilateral triangle Isosceles triangle Scalene triangle Right triangle Acute triangle Obtuse triangle All types of triangles are commonly...
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In geometry, an equilateral polygon is a polygon which has all sides of the same length. Except in the triangle case, an equilateral polygon does not need...
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including the equilateral triangle as a special case. Examples of isosceles triangles include the isosceles right triangle, the golden triangle, and the faces...
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Napoleon's theorem (redirect from Napoleon's triangle)
of those equilateral triangles themselves form an equilateral triangle. The triangle thus formed is called the inner or outer Napoleon triangle. The difference...
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geometry can for example be defined as the length of a side of an equilateral triangle with fixed angles. The length scale is most convenient if the lengths...
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Triangular prism (redirect from Extended triangle)
square faces is the internal angle of an equilateral triangle π/3 = 60°, and that between a square and a triangle is π/2 = 90°. The volume of any prism is...
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Morley's trisector theorem (redirect from Morley triangle)
in any triangle, the three points of intersection of the adjacent angle trisectors form an equilateral triangle, called the first Morley triangle or simply...
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puzzle writer Henry Dudeney in 1902. It seeks a dissection from equilateral triangle into a square. Dudeney provided a hinged dissection with four pieces...
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Cuboctahedron (redirect from Radial equilateral symmetry)
(tesseract). Radially equilateral polytopes are those that can be constructed, with their long radii, from equilateral triangles which meet at the center...
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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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fail to qualify as triangle centers. For an equilateral triangle, all triangle centers coincide at its centroid. However the triangle centers generally...
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by the two shoulders and the pubis. The shape forms an inverted equilateral triangle with the heart at the center. It is named after Willem Einthoven...
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Rep-tile (section Equilateral triangles)
Similarly, if a polyiamond tiles an equilateral triangle, it will also be a rep-tile. A right triangle is a triangle containing one right angle of 90°....
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Ptolemy's theorem (section Equilateral triangle)
as a corollary a theorem regarding an equilateral triangle inscribed in a circle. Given An equilateral triangle inscribed on a circle, and a point on...
28 KB (5,051 words) - 22:17, 19 April 2025
Isodynamic point (category Triangle centers)
transforms the given triangle into an equilateral triangle, and that the distances from the isodynamic point to the triangle vertices are inversely proportional...
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an equilateral triangle, and each successive stage is formed by adding outward bends to each side of the previous stage, making smaller equilateral triangles...
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Rabbi Yehosef Ralbag. The hechsher is a letter K enclosed in an equilateral triangle. They supervise a number of major brands, including Del Monte, Hebrew...
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forms the first step in constructing an equilateral triangle using a compass and straightedge. The triangle has as its vertices the two disk centers...
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case is the regular octahedron, a Platonic solid composed of eight equilateral triangles, four of which meet at each vertex. Regular octahedra occur in nature...
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Orthocenter (redirect from Orthic triangle)
the triangle is acute. For a right triangle, the orthocenter coincides with the vertex at the right angle. For an equilateral triangle, all triangle centers...
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triangle if and only if the triangle is acute. For a right triangle, the orthocenter coincides with the vertex at the right angle. For an equilateral...
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equal horizontal stripes, alternating from red to white, with a blue equilateral triangle based on the hoist side bearing a large, sharp, upright, five-pointed...
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one side of an ideal triangle to the closer of the other two sides: this distance, the side length of the equilateral triangle formed by the points of...
114 KB (13,221 words) - 17:08, 30 April 2025
Overlapping the Philippine sun is a red equilateral triangle. Inside and at the center of the equilateral triangle is the traditional golden-yellow sea lion...
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points with such distances cannot exist: the area of the 26–26–26 equilateral triangle ABC is 169 3 {\textstyle 169{\sqrt {3}}} , which is larger than three...
34 KB (5,268 words) - 20:23, 13 April 2025