Name:_________________________ Date:_______________

Solve the problems below.

1. Within the shaded region, there are: (a) ____________ acute angles.

(b) ____________ obtuse angles.

(c) ____________ reflex angles.

2. On all the surfaces of a cube, how many right angles are there?

3. Inside the figure, there are: (a) ____________ acute angles.

(b) ____________ right angles.

(c) ____________ set of parallel lines.

4. Which 2 lines are parallel to one another?

5.

Which 2 angles are equal?

6. Inside the figure, there are: (a) ____________ acute angles.

(b) ____________ right angles.

(c) ____________ set of parallel lines.

7. (a) How many right angles are there?

(b) Which lines are parallel to one another?

8. In the figure, there are: (a) ____________ acute angles.

(b) ____________ right angles.

(c) Which sets of lines are parallel?.