mathworld.wolfram.com/IsoscelesTrapezoid.html

An isosceles trapezoid (called an isosceles trapezium by the British; Bronshtein and Semendyayev 1997, p. 174) is trapezoid in which the base angles are equal ...

www.wyzant.com/resources/lessons/math/geometry/quadrilaterals/trapezoids_and_kites

Definition: A trapezoid is a quadrilateral with exactly one pair of parallel sides. ... If we forget to prove that one pair of opposite sides is not parallel, we do not ...

en.wiktionary.org/wiki/trapezoid

(geometry, Britain, Australia, New Zealand) A convex quadrilateral with no sides parallel and no equal sides. (anatomy) The trapezoid bone of the wrist.

study.com/academy/lesson/trapezoids-definition-and-properties.html

Watch this video lesson to learn what a trapezoid has to do with a triangle. Also, learn the special words that describe the various parts of a...

www.cpalms.org/Public/PreviewResourceAssessment/Preview/70616

For example, the student simply compares trapezoids to the other shapes on the Parallelograms worksheet and does not reference either definition of trapezoids ...

english.stackexchange.com/questions/65259/trapezium-trapezoid-why-are-the-us-uk-definitions-swapped-around

That taxonomy does not have the word trapezoid in it, because it says ... It will be observed that, while Euclid in the above definition classes as ...

artofproblemsolving.com/wiki/index.php?title=Trapezoid

Trapezoids are characterized by having one pair of parallel sides. In general it is probably safe to assume that "one pair" means ...

www.freemathhelp.com/feliz-trapezoids.html

Definition and examples of a trapezoid. This geometry lesson explains that a trapezoid has four sides, with two of them being parallel.

www.mathgoodies.com/lessons/vol1/area_trapezoid

trapezoid A trapezoid is a 4-sided figure with one pair of parallel sides. For example, in the diagram to ... is height and · means multiply. Each base of a trapezoid ...