A shape with two pairs of parallel sides is ........ a parallelogram!
shape no pairs of perpendicular sides
An equilateral hexagon would work. It has more than 2 pairs of parallel sides though. There is no shape with only 2 pairs of parallel sides besides a parallelogram.
A parallelogram has two pairs of parallel sides.
A square
It is a shape which has two pairs of PARALLEL sides. Parallel sides - parallelogram. Get it?
It can have anywhere between 0 and 12 pairs of parallel sides.
A diamond has 2 sets of parallel sides.
rectangle
A triangle.
A shape that doesn't have pairs of parallel sides is a circle. This is also true of ellipses and triangles.
If it has four equal sides, then two parallel sides implies two PAIRS of parallel sides. The shape is a rhombus.