quadrilateral

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quadrilateral

1. having or formed by four sides
2. a polygon having four sides. A complete quadrilateral consists of four lines and their six points of intersection

Quadrilateral

A plane figure bounded by four straight lines. If two of the lines are parallel, it is a trapezium. If two pairs of lines are parallel, it is a parallelogram. An equilateral parallelogram is a rhombus. A right-angled rhombus is a square.

quadrilateral

[¦kwä·drə′lad·ə·rəl]
(civil engineering)
References in periodicals archive ?
(2.) One may think that for some learners it would be better the other way around: Pose the problem in its general form (general quadrilaterals), then realise that this is quite a tough problem.
The quadrilaterals [Q.sub.1] and [Q.sub.2], after the Mobius transformation, and the corresponding conformal maps are illustrated in Figures 3.4c) and 3.5.
In this article, it is shown that the ideal tendon profile in the posttensioned beam could be determined by automated computer inspection of the Magnel diagrams, in the various cross sections without drawing any quadrilateral on paper.
One year, I decided to take a popular lesson I had developed on quadrilateral robots and rework it for the holidays.
Then both quadrilaterals in every corona are parallelograms.
For example, since SSSS is not a congruence property for quadrilaterals, no area formula for a kite given solely in terms of the lengths of the four sides is possible.
A Sketchpad discovery involving triangles and quadrilaterals. KZN Mathematics Journal, Vol 3, No 1, 11-18.
A triangular grid, quadrilateral grid, tetrahedral grid, and hexahedral grid is a grid consisting entirely of triangles, quadrilaterals, tetrahedra and hexahedra, respectively.
Hart based his design for "Rainbow Bits" on an icosahedron transformed via his propellor operator into a three-dimensional mosaic of 20 equilateral triangles and 60 kite-shaped quadrilaterals. The resulting sculpture required one CD at each vertex, five CDs along each of the longer edges, and three CDs along each of the shorter edges.
* describe squares, rectangles, and other quadrilaterals in terms of their properties;
7) quadrilateral which is one of the elements implemented in Femoxi.