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There is a page named "Circumscribed quadrilateral" on Wikipedia
- geometry, a tangential quadrilateral (sometimes just tangent quadrilateral) or circumscribed quadrilateral is a convex quadrilateral whose sides all can...34 KB (4,964 words) - 22:53, 13 February 2023
- the circumscribed circle of a triangle, which always exists for a given triangle. Cyclic polygon, a general polygon that can be circumscribed by a circle...799 bytes (156 words) - 17:18, 19 May 2024
- In Euclidean geometry, a cyclic quadrilateral or inscribed quadrilateral is a quadrilateral whose vertices all lie on a single circle. This circle is...31 KB (4,082 words) - 00:12, 11 July 2024
- to an inscribed circle. Cyclic quadrilateral: the four vertices lie on a circumscribed circle. A convex quadrilateral is cyclic if and only if opposite...47 KB (6,759 words) - 03:47, 12 August 2024
- Concyclic points (redirect from Polygon circumscribing constant)necessarily concyclic. After triangles, the special case of cyclic quadrilaterals has been most extensively studied. In general the centre O of a circle...19 KB (2,505 words) - 17:23, 21 May 2024
- chord-tangent quadrilateral and inscribed and circumscribed quadrilateral. It has also rarely been called a double circle quadrilateral and double scribed...24 KB (3,735 words) - 01:17, 23 February 2024
- bisector construction of a quadrilateral is a construction which produces a new quadrilateral from a given quadrilateral using the perpendicular bisectors...5 KB (782 words) - 07:22, 17 June 2024
- properties. Let ABCD be a harmonic quadrilateral and M the midpoint of diagonal AC. Then: Tangents to the circumscribed circle at points A and C and the...2 KB (252 words) - 01:26, 29 June 2024
- Rectangle (redirect from Equiangular quadrilateral)geometry, a rectangle is a quadrilateral with four right angles. It can also be defined as: an equiangular quadrilateral, since equiangular means that...19 KB (2,162 words) - 00:01, 23 March 2024
- Rhombus (redirect from Equilateral quadrilateral)rhombi or rhombuses) is a quadrilateral whose four sides all have the same length. Another name is equilateral quadrilateral, since equilateral means that...16 KB (1,715 words) - 00:56, 14 August 2024
- Square (redirect from Regular quadrilateral)In Euclidean geometry, a square is a regular quadrilateral, which means that it has four sides of equal length and four equal angles (90-degree angles...18 KB (2,327 words) - 07:08, 3 July 2024
- In Euclidean geometry, an orthodiagonal quadrilateral is a quadrilateral in which the diagonals cross at right angles. In other words, it is a four-sided...15 KB (1,714 words) - 02:05, 23 November 2022
- Circumcircle (redirect from Triangle Circumscribing)circle, also called the circumscribed circle, is called a cyclic polygon, or in the special case n = 4, a cyclic quadrilateral. All rectangles, isosceles...27 KB (4,758 words) - 07:28, 19 July 2024
- Parallelogram (category Types of quadrilaterals)Euclidean geometry, a parallelogram is a simple (non-self-intersecting) quadrilateral with two pairs of parallel sides. The opposite or facing sides of a...15 KB (1,985 words) - 00:13, 14 August 2024
- Trapezoid (category Types of quadrilaterals)American English, or trapezium (/trəˈpiːziəm/) in British English, is a quadrilateral that has one pair of parallel sides. The parallel sides are called the...25 KB (3,096 words) - 10:19, 5 August 2024
- Tangential polygon (redirect from Circumscribed polygon)In Euclidean geometry, a tangential polygon, also known as a circumscribed polygon, is a convex polygon that contains an inscribed circle (also called...6 KB (719 words) - 09:10, 16 March 2023
- Kite (geometry) (category Types of quadrilaterals)and a circumscribed circle are fixed, the right kite has the largest area of any quadrilateral trapped between them. Among all quadrilaterals, the shape...37 KB (3,724 words) - 09:35, 16 July 2024
- Van Aubel's theorem (category Theorems about quadrilaterals)the centers of the two circumscribed squares of the quadrilateral. The Van Aubel points, the mid-points of the quadrilateral diagonals and the mid-points...6 KB (611 words) - 01:46, 27 April 2024
- Isosceles trapezoid (category Types of quadrilaterals)isosceles trapezoid (isosceles trapezium in British English) is a convex quadrilateral with a line of symmetry bisecting one pair of opposite sides. It is...9 KB (1,180 words) - 10:03, 5 August 2024
- infinity. See also bicircular. circumscribed 1. Having edges tangent to some curve, as in circumscribed quadrilateral. 2. Passing through the vertices...81 KB (11,125 words) - 11:46, 25 February 2024
- equal angles with the other pair. 218. A quadrilateral can have one circle inscribed in it and another circumscribed about it: shew that the straight lines
- land owned by the priesthood, and give their areas. The area of any quadrilateral, however irregular, is there found by the formula (a+b)/2*(c+d)/2.
- regular hexagon? Draw an equilateral quadrilateral that is also equiangular. Can there be an equilateral quadrilateral that is not equiangular? How many