Answer:
Step-by-step explanation:
Answer:
B and R
I think that is the name of the lines. If not the the first two lines!!!!
Answer:
undefined
Step-by-step explanation
it is a vertical line and has no defined slope
Answer:
1: B
Step-by-step explanation:
Answer:
4 12
3 18
5 20
7 42
5 15
Step-by-step explanation:
all of the above form a proportion