Could be a rhombus
A square.
Square
It is a rhombus
A squashed square with four equal sides and no right angles is called a "rhombus." In a rhombus, all sides are of equal length, but the angles can vary, making it distinct from a square. The shape retains some characteristics of a square but is skewed or "squashed."
rhombus
a rhombus
A rhombus.
It is a rhombus
A rhombus
An impossible shape
Rhombus
Rhombus