It depends on where you are. If in the USA, a trapezium has no parallel sides. For everywhere else, a trapezium has one set of parellel sides (which is called a trapezoid in USA).
It may have none. A trapezium (US) has no parallel sides. A trapezoid (US, known elsewhere as a trapezium) has one side of parallel sides.
How many parallel sides has a trapezium?
It has a 1 pair of opposite parallel sides of different lengths
A trapezium has only one pair of parallel sides
7 sides
one
2
A trapezium has 1 pair of opposite parallel sides of different lengths. Note that sometimes a trapezium is called a trapezoid
Trapezoid is a quadrilateral.It has 4 sides.Two sides are parallel.
A square has two pairs of parallel sides.It has two pairs of parallel sides.
One pair.