Trapezium
A trapezoid has one pair of parallel sides. All other quadrilaterals have no parallel sides or two pairs of parallel sides.
Trapezoids. All other quadrilaterals either have two pairs of parallel sides or none.
trapezoid
No. A trapezoid only has one pair of parallel sides. A chevron has no parallel sides.
yes
There is no quadrilateral on that list that has only 1 pair of parallel sides.
Yes. All of them do, but the trapezoid is the only one with only one pair of parallel sides.
No. An example of a quadrilateral that doesn't have a pair of parallel sides is a kite.
A trapezium or trapezoid (US).
A trapezium (trapezoid, US)
A trapezoid which is sometimes called a trapezium