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Quadrilateral vs Equilateral - What's the difference?

quadrilateral | equilateral |

As nouns the difference between quadrilateral and equilateral

is that quadrilateral is a polygon with four sides while equilateral is an equilateral triangle.

As adjectives the difference between quadrilateral and equilateral

is that quadrilateral is having four sides while equilateral is referring to a polygon all of whose sides are of equal length. Not necessarily a regular polygon since the angles can still differ (a regular polygon would also be equiangular).

quadrilateral

English

Noun

(wikipedia quadrilateral) (en noun)
  • A polygon with four sides.
  • An area defended by four fortresses supporting each other.
    • The Venetian quadrilateral comprised Mantua, Peschiera, Verona, and Legnano.

    Hyponyms

    * See also

    Adjective

    (-)
  • having four sides.

    • equilateral

    English

    Alternative forms

    * (archaic)

    Adjective

    (-)
  • (geometry) Referring to a polygon all of whose sides are of equal length. Not necessarily a regular polygon since the angles can still differ (a regular polygon would also be equiangular).

    • Noun

    (en noun)
  • An equilateral triangle