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Definition of Antiparallelogram
1. Noun. A quadrilateral in which the pairs of nonadjacent sides are congruent, but in which two opposite sides intersect and are therefore not parallel. ¹
¹ Source: wiktionary.com
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1. Noun. A quadrilateral in which the pairs of nonadjacent sides are congruent, but in which two opposite sides intersect and are therefore not parallel. ¹
¹ Source: wiktionary.com