quadrilateral
A shape with four unequal sides is called an irregular quadrilateral.
For a shape to have parallel sides it needs at least 4 sides
Trapezoid
quadlitural
A quadrilateral.
A trapezoid is a shape that has 4 sides and 2 parallel sides. The sides that are parallel are called the bases.
Quadrilateral.
If it has four equal sides, then two parallel sides implies two PAIRS of parallel sides. The shape is a rhombus.
There is no specific name for such a shape.
A shape that has exactly 4 sides, 2 right angles and one pair of parallel sides is a rectangle. ~T
That would be a trapezoid.