The answer is (B). I hope this helps!
Answer:
20 degrees
Step-by-step explanation:
the angle that is showing 160, if it's attached to the straight line it's 180, but subtract 160-180 then you get 20, which is missing angle x
Answer:
depends
Step-by-step explanation:
If you mean just -12.161616, then it’s rational.
If you mean recurring decimal, then it’s not.
