A square
A four sided figure with four equal sides and no right angles is a diamond, or a rhombus. If it had four right angles, it would be a square.
Trapezoid
Square
A four-sided figure with no equal sides is an irregular quadrilateral.
A non-descript four sided figure is a quadrilateral.
Rhombus(diamond)
A Rhombus
-- trapezoid -- kite -- four-sided figure with no two equal sides
Yes. It would be a square.
A square.
A four sided figure with no parallel sides is a trapezium, but it is also an irregular four-sided polygon, tetragon, quadrilateral, or quadrangle.
A square is a four sided figure with ALL sides equal to each other and sides connect at 90o angles. A rectangle is also four sided figure with all sides connected with 90o angles, BUT two of the sides are equal length and the other two sides are also of equal length to each other.