square and rhombus
hrombos, rhombus (gig); trapezion, trapezium (wedge); trapezoid (wedgelike)
it depends which polygon you are asking about. A square is a 4 sided polygon.
Quadrilateral
polygon, trapezium, quadrilateral are three other names
It is a regular 4 sided quadrilateral
4-sided polygon
square and rhombus
hrombos, rhombus (gig); trapezion, trapezium (wedge); trapezoid (wedgelike)
it depends which polygon you are asking about. A square is a 4 sided polygon.
Quadrilateral
polygon, trapezium, quadrilateral are three other names
Regular polygon Equilateral polygon Polygon with rotational symmetry
Actually, there are several names for a rectangle that are correct. A rectangle is a polygon, a quadrilateral, and even, sometimes, a square.
square?
A quadrilateral
A square is also referred to as a quadrilateral with all four sides equal in length and all four angles equal to 90 degrees.