Compare and contrast the following pairs of quadrilaterals based upon properties of their sides and angles. describe the nature of their relationship, i. e., a square is a rectangle, but not all rectangles are squares. 5. parallelograms and rectangles sides: angles: relationship: 6. parallelograms and squares sides: angles: relationship: 7. parallelograms and rhombi sides: angles: relationship: 8. parallelograms and trapezoids sides: angles: relationship: 9. rectangles and squares sides: angles: relationship: 10. rectangles and rhombi sides: angles: relationship: 11. rectangles and trapezoids sides: angles: relationship: 12. squares and rhombi sides: angles: relationship: 13. squares and trapezoids sides: angles: relationship: 14. rhombi and trapezoids sides: angles: relationship: