A trapezium. It has one set of parallel sides. It has four sides.
Square
a trapezoid
Any shape that is not a triangle may have 2 parallel sides, although regular polygons only have parallel sides when the number of sides is even. For a quadrilateral, a trapezoid(UK trapezium) has 1 set of parallel sides and a parallelogram (either a rhombus, rectangle, or square) has 2 sets of parallel sides.
Among the simple kites, the box kites are shaped like open boxes. There are four parallel poles to shape the sides and four internal struts arranged in parallel pairs. The cloth sides of the kites are usually split into atop and bottom section. Each set would have two parallel sides.
A trapezium. It has one set of parallel sides. It has four sides.
trapezium
Hexagon.
Square
Cube
I think this person means the trapazoid. It has only one pair of parallel sides.
an octagon it has eight sides
a trapezoid
Any shape that is not a triangle may have 2 parallel sides, although regular polygons only have parallel sides when the number of sides is even. For a quadrilateral, a trapezoid(UK trapezium) has 1 set of parallel sides and a parallelogram (either a rhombus, rectangle, or square) has 2 sets of parallel sides.
rectangle
It could be a trapezoid
Trapezoid