Linear Pairs and Supplementary Angles

Which angle is a linear pair with\angle1 ?

Which angle is a linear pair with \angle5 ?

What type of angles are these? (select 3)

Supplementary angles always add up to

(a)  

Two angles are supplementary. The first angle is $$30^\circ$$ more than twice the second angle. What is the measure of the smaller angle?

Which property, definition, postulate, or theorem justifies the following statement?

If  $$\angle A$$  and  $$\angle B$$  form a linear pair, then  $$\angle A$$  and  $$\angle B$$  are supplementary.

What is the value of "x"?

Linear pairs are ________ supplementary. 
Supplementary angles are __________ linear pairs

In this picture, two parallel lines are cut by a third line, called a transversal. What is the maximum number of Linear Pairs of angles you can find?