Question

Choose all angles that are less than 90 degrees.

Answer 1

1, 3, 4, 5

Explanation:

They are all less than 90°!

Answer 2

1,3,4 and 5 are the angles which are less than 90°.

Explanation:

A 90° angle looks like this |_.

So if there's any any angle that has measure less than 90° likely looks like this /_ ( Just connect the fixed and the terminal ray. I couldn't do it here. )

Hope this helps you.