Question

drag the polygons to sort them by their angles. has at least one right angle has no right angles

Explanation:

Step1: Recall right - angle definition

A right - angle measures 90 degrees.

Step2: Analyze each polygon

A square (red) has 4 right - angles. A rectangle (blue) has 4 right - angles. A trapezoid (orange) has 2 right - angles. The blue trapezoid has no right - angles.

Answer:

Has at least one right angle: Red square, Blue rectangle, Orange trapezoid
Has no right angles: Blue trapezoid