Quadrilateral is a four-sided figure. This word can be used to describe anything that has four straight sides. In Euclidean plane geometry, a quadrilateral refers to a four-sided polygon.

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what does quadrilateral mean

quad·ri·lat·er·al

[kwod-ruh-lat-er-uhl]

ADJECTIVE

1.

having four sides.

NOUN

2.

a plane figure having four sides and four angles.

3.

something of this form.

4.

the space enclosed between and defended by four fortresses.

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Quadrilateral means or refers to an object with four sides or a polygon with four sides. A quadrilateral not only has four sides but it also has four angles.

Quadrilateral is a geometry term. It's a four-sided, four-cornered polygon. Quadrilaterals can be either regular (symmetrical) or irregular (non-symmetrical).

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In Euclidean plane geometry, a quadrilateral is a polygon with four sides (or edges) and four vertices or corners. Sometimes, the term quadrangle is used, by analogy with triangle...