Two pairs.
A square has two pairs of parallel sides.It has two pairs of parallel sides.
A parallelogram has two pairs of parallel sides.
It has 2 pairs of parallel sides
2There are two parallel sides....A rhombus has two pairs of opposite parallel sides.There are two parallel sides....A rhombus has two pairs of opposite parallel sides.
A parallelogram has two pairs of opposite parallel sides
Two pairs of opposite sides are parallel in a parallelogram
A parallelogram has 2 pairs of parallel sides
All parallelograms have two pairs of parallel sides.
It has 2 pairs of parallel sides
a pentagon has no parallel sides
A triangle has no parallel sides.
A regular hexagon has 6 parallel sides (3 pairs)