Get any 4 sided shape and vary all the sides to different lenghts and make it look weird-there you go an irregular 4 sided shape.
a square
sqare
There is no specific name for such a shape.
a 4 sided shape is called a quadrilateral
quadrangle
A quadrilateral.
Get any 4 sided shape and vary all the sides to different lenghts and make it look weird-there you go an irregular 4 sided shape.
Tetrahedron
Quadrilaterals
square
square
a square
The name for a 57 sided shape is derived by combining the name for a 50 sided shape with the name for a 7 sided shape. A 57 sided shape is called a pentacontaheptagon.
sqare
There is no specific name for such a shape.
It is a quadrilateral with no special name.