180, is the answer because when I had a question like that you have to add
x makes a linear pair with 120 degrees, so is supplementary:
Answer: 60 degrees
Answer: Yes, it is a function
Step-by-step explanation:
Answer: 1 : 20%
2 : 80%
3 : -90% (negative 90%), if no negatives are allowed, than it is a 90% decrease.
4 : $90
5: $31.50
Step-by-step explanation: