Also, in a rhombus, the sides dont have to be perpendicular to eachother. In a square, all angles are 90 degrees.
A square is a rhombus, but a rhombus is not a square.
A square has all 90 degree angles.
All the sides of a rhombus are equal in length,as in a square.The sizes of the angles do not have to equal 90° as in a square.