a paralleogram has four sides
2 are.
A parallelogram with 4 congruent sides is known as a rhombus.
it is a square
A parallelogram is a quadrilateral because it has 4 sides
A paralleogram has no meaning. However, a parallelogram is a four sided plane (2-dimensional) figure which has two pairs of [opposite] sides that are parallel.
8 sides.
It has 1000 sides.
5 sides
5 sides.
three sides
4 sides
A parallelogram has two sets of equal and parallel sides. They may be described as "congruent" because they are of equal length but they are usually described as in the first sentence of this answer.