How many of these polygons have one or more interior angles measuring exactly 90 degrees?

How many of these polygons have more than one interior angle measuring exacting 90 degrees?

How many of these polygons have exactly 5 interior angles smaller than 90 degrees?

Which of the following polygons have 4 or 5 interior angles?

How many angles measuring exactly 90 degrees are in this picture?

How many of these polygons have less than 2 exterior angle smaller than 180 degrees?