I'm not sure how to find angle 5 and 6

Answer:
angle 5 = 17 degrees
angle 6 = 129 degrees
Step-by-step explanation:
Start by finding angle 5 by doing 90+39+x+34=180
You get 17 degrees for angle 5
Then, find angle 6 by doing 17+34+x=180, which is 129 degrees.