Question

select the correct shapes.
select all of the shapes that have at least one pair of perpendicular sides.

Explanation:

A square has four right angles, so all adjacent sides are perpendicular. A right triangle has one right angle, meaning its two legs are perpendicular. The blue hexagon (regular) has no perpendicular sides, and the yellow trapezoid (non-right) has no perpendicular sides.

Answer:

The pink square, the purple right triangle