A quadrilateral?
A shape with 4 equal sides is a rhombus. If it also has 4 equal angles, then it is a square.
A shape with 4 right angles and 4 equal sides is a square. ==========================
It is a rhombus that has 4 equal sides but is not a square
It is a rhombus that has 4 equal sides but is not a square
4 sides, 4 vertices, 2 equal angles, 2 pairs of equal sides
A square has 4 equal sides with opposite angles that are equal.
Any four-sided shape is a Quadrilateral.This includes squares, rectangles, and the ones with 4 non-equal sides.square: 4 equal sides, 4 equal angles, all 90 degrees, opposite sides parallelrectangle: 4 sides, 4 equal angels, all 90 degrees, opposite sides parallelrhombus: 4 equal sides, opposite angles equal (not all 4) ("diamond" shape)trapezoid: 2 opposite sides parallel, other two sides NOT parallel, angles generally not equal (looks like 2-D pyramid with top chopped off)irregular quadrilateral: the others that don't fit into these categories
A non-descript four sided figure is a quadrilateral.
Square
A Rhombus or a paralellogram or what is known as a "diamond-shape", like on a playing card. These would fit the criteria given - They are all names for a quadrilateral with four equal sides with non-equal angles.
A square has 4 equal sides with 4 right angles.
a square if it has 2 sets of equal sides, it is a rectangle.