In geometry, a triangle center or triangle centre is a point in the triangle's plane that is in some sense in the middle of the triangle. For example,... 32 KB (3,767 words) - 01:48, 29 March 2024 |
Centroid (redirect from Triangle centroid) Archimedes learned the theorem that the medians of a triangle meet in a point—the center of gravity of the triangle—directly from Euclid, as this proposition is... 25 KB (4,176 words) - 04:17, 5 March 2024 |
Incircle and excircles (redirect from Contact triangle) incircle is a triangle center called the triangle's incenter. An excircle or escribed circle of the triangle is a circle lying outside the triangle, tangent... 34 KB (5,676 words) - 05:56, 10 March 2024 |
The Triangle Center is primarily an office complex with several restaurants and a coffee shop in downtown Lexington, Kentucky. Originally envisioned as... 2 KB (268 words) - 02:09, 21 January 2024 |
Encyclopedia of Triangle Centers (ETC) is an online list of thousands of points or "centers" associated with the geometry of a triangle. It is maintained... 5 KB (251 words) - 02:47, 7 February 2024 |
In geometry, an altitude of a triangle is a line segment through a vertex and perpendicular to a line containing the side opposite the vertex. This line... 27 KB (3,754 words) - 09:22, 12 April 2024 |
Triangle Town Center is a shopping mall in Raleigh, North Carolina. It is located in North Raleigh off U.S. Highway 1 (Capital Boulevard) and Interstate... 6 KB (444 words) - 01:04, 11 February 2024 |
The Triangle Shirtwaist Factory fire in the Greenwich Village neighborhood of Manhattan, New York City, on Saturday, March 25, 1911, was the deadliest... 62 KB (6,932 words) - 17:42, 16 April 2024 |
Circumcircle (redirect from Triangle Circumscribing) circumcircle of a triangle is a circle that passes through all three vertices. The center of this circle is called the circumcenter of the triangle, and its radius... 25 KB (4,115 words) - 11:38, 15 April 2024 |
The Coral Triangle (CT) is a roughly triangular area in the tropical waters around the Philippines, Indonesia, Malaysia, Papua New Guinea, the Solomon... 32 KB (3,378 words) - 07:44, 16 April 2024 |
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.... 15 KB (2,072 words) - 10:39, 25 January 2024 |
Euler line (category Straight lines defined for a triangle) any triangle, the orthocenter, circumcenter and centroid are collinear. This property is also true for another triangle center, the nine-point center, although... 18 KB (2,403 words) - 01:31, 7 May 2023 |
For an equilateral triangle, the apothem is equivalent to the line segment from the midpoint of a side to the triangle's center. The apothem a can be... 5 KB (589 words) - 17:23, 17 February 2024 |
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... 13 KB (1,934 words) - 14:48, 14 January 2024 |
Nine-point circle (category Circles defined for a triangle) circle, the mid circle or the circum-midcircle. Its center is the nine-point center of the triangle. The diagram above shows the nine significant points... 17 KB (2,112 words) - 09:04, 4 April 2024 |
Feuerbach point (redirect from Feuerbach triangle) The Feuerbach point is a triangle center, meaning that its definition does not depend on the placement and scale of the triangle. It is listed as X(11)... 9 KB (1,101 words) - 17:51, 7 January 2023 |
Fermat point (redirect from First isogonic center) three points. The Fermat point of a triangle with largest angle at most 120° is simply its first isogonic center or X(13), which is constructed as follows:... 20 KB (3,043 words) - 05:53, 1 April 2024 |
center is a special point associated with a plane triangle. It is defined as the center of mass of the perimeter of the triangle. The Spieker center of... 6 KB (691 words) - 07:31, 28 December 2023 |