Answer:
128
Step-by-step explanation:
Angles have to equal up to 180. So what I would do is subtract 52 from 180. 180-52=128.
Or Your answer would be 38.
Because there also has to be 3 angle measures. So 52+38+120=180. So the answer is between 128, or 38
=x
Your answer is going to be 176
45.1 km^2
hope this helps
have a good day :)
46