I think it’s 3 over 7 I am rlly not sure if that’s right I just based it off the pattern
ANSWER:
For the first picture, it is the first answer. This is because of the Exterior Angle Theorem.
For the second picture, use the Exterior Angle Theorem again, but this time, solve for x.

The m∡B = 39°
B.) 30 degrees would be correct here
Answer:
Approximately 11 inches
Step-by-step explanation:
The correct answer is 2 1/6.
Good Luck...:)