Geometry. Any four-sided plane rectilineal figure that is not a parallelogram; any irregular quadrilateral. (The Euclidean sense.)
| 单词 | θ115935 |
| 释义 | the world > relative properties > number > geometry > shape or figure > [noun] > two-dimensional > quadrilateral > irregular (7) trapezium1570 Geometry. Any four-sided plane rectilineal figure that is not a parallelogram; any irregular quadrilateral. (The Euclidean sense.) trapezia1631 A quadrilateral figure other than a parallelogram; the ‘trapezium’ of Euclid, comprising the later trapezium and trapezoid. Subcategories:— with no parallel sides (2) — with two parallel sides (3) |
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