Compare and contrast the pairs of quadrilaterals based upon properties of sides and angles

1. parallelograms and rectangles

sides:

angles:

relationship:

2. parallelograms and squares

sides:

angles:

relationship:

See below.

Step-by-step explanation:

1. The opposite sides of a parallelogram and a rectangle are equal.

All angles in a rectangle are right angles. A parallelogram has 2 pairs of opposite equal angles, the angles are not necessarily right angles.

A rectangle is a special form of a parallelogram.