It has 6 possible pairs of sides, although all the pairs will look the same.
It has 6 possible pairs of angles, although all the pairs will look the same.
Two pairs.
Two pairs.
66
Four of them.
23 pairs OR 46.
forty eight
23 pairs OR 46.
None
2 pairs
2 pairs
A square has two pairs of parallel sides.It has two pairs of parallel sides.
2 pairs, same as any other parallelogram