A parallelogram does not need to have any right angles at all.
It is a 4 sides figure with 2 pair of parallel sides, or you can define it as
a quadrilateral with 2 pair of parallel sides.
So a square certainly is a parallelogram, but most parallelograms are not squares.
A rhombus, a rectangle, and a square are all types of parallelograms.
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A rectangle has four right angles but is not a square.
A square has four right angles.
A rhombus does not have four right angles. A square has four right angles, as does a rectangle.
four right-angles
Four Right angles are in a solid square because a square has four sides