Angle 1 is 55 degrees
Angle 6,3,8,9, and 11 are also 55 degrees because line n and p are parallel, as well as L and m
To find angle 2, you’d subtract 55 from 180. This is just finding the other side of that flat line. (N)
Angle 2,4,5,7,10, and 12 are 125 degrees.
Hope this helps