Researchers often wish to develop scales. that respond to a single characteristic. â Determine what features are most important when classifying a group of items. â Generate \factor scores representing values of the underlying constructs for use in other analyses.
Report Abuse. yes a square is always a parallelogram because it has to pairs of parallel lines and that's the rules to a parallelogram but a parallelogram is not always a square because to be a square it has to have two pairs of parallel lines and all the angles have to be 90 degrees. Lily R Â· 6 years ago. Thumbs up.
Other examples of parallelograms are rectangles and rhombi. A rectangle has two pairs of parallel sides that meet at 90 degree angles, and a rhombus has two pairs of parallel sides that are equal in length. A square is a type of rectangle and rhombus since it meets both their criteria.