Answer:
Yes this is a function
Step-by-step explanation:
For every inout there is one output
For question 1 the answer is B.
for question 2 the answer is C.
Answer:
sry im being Dumb im pretty sure its 180 because intersecting lines form vertical angles if those angles are acute the one in between is obtuve a like is 180 degrees
Answer:
30
Step-by-step explanation:
45-15