The answer to 6 is repeating I believe
The answer is in the link below I couldn't write it on Brainly bc my computer was being wack, but I hope I can help, I didn't only give the answer but there is a step by step so that should help you out a bit. Good Luck!!!!!!
Answer:
14
Step-by-step explanation:

1. Angle DEF
2. Definition of congruent angles
3. The measure of angle GHI