Explain how a square is:
(i) a quadrilateral (ii) a parallelogram (iii) a rhombus (iv) a rectangle
(a) A quadrilateral has four sides
(b) A parallelogram's opposite sides are parallel.
(c) A rhombus's four sides are of same length
(d) A rectangle's interior angles are equal to 90∘.
All of these properties are followed by Square.