Solution:
It is given that the figure given is Rhombus.
Properties of rhombus
1. All Sides are equal.
2. Opposite Angles are equal.
3. Diagonals Bisect each other.
4. Opposite sides are parallel
Now , if you will consider four sided convex polygons ,starting from Parallelogram, Rhombus, Rectangle, Square and Kite
Only Quadrilateral Square satisfies all the properties of Rhombus.
Rhombus Can be Named as Quadrilateral Square.Also remember one Statement, a square can be a Rhombus but not Vice versa.