Recognizing Angle Relationships

and $$\angle2$$  are ___.  

What is the vertical angle to angle 4?

Given the following two parallel lines cut by a transversal. Which pair of angles represents alternate interior angles?

Given the following two parallel lines that have been cut by a transversal. True or False, $$\angle6$$  and $$\angle4$$  are vertical angles?

Find the value of x if the  $$m\angle1\ =\ 11x\ -\ 9\degree$$ and the  $$m\angle5\ =\ 7x\ +9\degree$$ .

This is what kind of angle?

Vertical angles are always

Supplementary angles always add up to

(a)  

Which angle is a vertical angle to with \angle7 ?

Given the following two parallel lines cut by a transversal. Which pair of angles represents corresponding angles?