The answer to 2 is 14 and the answer to 4 is b
There is no picture here. Do you have a picture i can use to better understand the question?

Here we go ~
As we can see in the figure, lines m and n are parallel to each other. so we can apply Angle pair properties ~
So,

[ they form corresponding angle pair ]
and it's given that :

therefore, by using above information. we can conclude that :
