Question

select the four attributes that all squares and all rectangles have in common. exactly 1 pair of parallel sides 4 sides opposite sides parallel 4 right angles all sides congruent opposite sides congruent

Explanation:

Squares and rectangles are both quadrilaterals, so they have 4 sides. Their opposite sides are parallel. They also both have 4 right - angles. And the opposite sides are congruent. A square has all sides congruent, but a rectangle doesn't necessarily, and they have two pairs of parallel sides, not one.

Answer:

4 sides
opposite sides parallel
4 right angles
opposite sides congruent