This activity has pictures of angles that students will decide what category they fall in. The categories for single angles are:
Acute angle, Obtuse angle, Right angle or Straight angle
The categories for angle pairs are:
Adjacent angles, Vertical angles, Complementary angles, Supplementary angles, or Linear Pair of angles.
The activity is designed for students to cut out and glue the angles under the correct description ... with teacher/student discussions and then use their finished activity as notes to refer back to when needed.