I think it's the 2nd option.
well i would say probably 11 (:
Answer:
<em>x</em> = 75
Step-by-step explanation:
Since if you could take the second line on the line and move it down a bit it would be the same angle and so all you have to do is 90-15 = 75 so x=75.
P.S (I'm sorry if this didn't help :( )