to me a quadrilateral always has parallel sides
Trapezoid is the quadrilateral which have no parallel sides.
Two sides of a quadrilateral can be parallel.
trapezoid
In the U.S., that is a specific kind of "trapezium", which is a quadrilateral with no parallel sides.AnswerA quadrilateral with no parallel sides and no equal sides is basically just that, a quadrilateral.
Trapezoids have only one pair of parallel sides.
A rhombus.
A quadrilateral with at least one pair of parallel sides has multiple possible names, depending on what type of quadrilateral it is.SquareRectangleParallelogramRhomboidTrapezoidYou are probably looking for only one pair of parallel sides, which is a trapezoid - both regular and irregular.
The quadrilateral with two pairs of parallel sides
If it doesn't have parallel sides, it's just classified as a quadrilateral.
It is not possible to have a quadrilateral with four parallel sides - this would bea series of four parallel lines that do not intersect.A quadrilateral with four sides of equal length is a rhombus, however.And a quadrilateral with 2 pairs of parallel sides is a parallelogram.
The key is the object is quadrilateral with parallel sides. It is a parallelogram. It is also a rhombus.
a parallelogram is a quadrilateral with four parallel sides. a trapezoid is a quadrilateral with two parallel sides.