Trapezoids. All other quadrilaterals either have two pairs of parallel sides or none.
trapezoid
yes
A trapezium (trapezoid, US)
There are more than 4 other types of quadrilaterals.A trapezoid has only one pair of parallel sides. All other quadrilaterals have no parallel sides or two pairs.
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.
Trapezium
No. A trapezoid only has one pair of parallel sides. A chevron has no parallel sides.
Yes. All of them do, but the trapezoid is the only one with only one pair of parallel sides.
A trapezoid
trapezoid
No. An example of a quadrilateral that doesn't have a pair of parallel sides is a kite.
yes
A trapezium (trapezoid, US)
Any that are not a parallelogram (rhombus, rectangle, square). These would include all irregular quadrilaterals as well as trapezoids (trapeziums) which have only one set of parallel sides.
A trapezoid which is sometimes called a trapezium