a (convex) quadrilateral with two (non-adjacent) parallel sides.

listen to the pronunciation of a (convex) quadrilateral with two (non-adjacent) parallel sides.
Английский Язык - Английский Язык

Определение a (convex) quadrilateral with two (non-adjacent) parallel sides. в Английский Язык Английский Язык словарь

A (convex) quadrilateral with two (non-adjacent) parallel sides.
trapezoid