Answer:
x = 2
Step-by-step explanation:
8/6 = 4/2 = 2
4/x = 2
to find x :
4/x = 2/1
4 = 2x
4/2 = x
2 = x
It's A.
It is asking you what you would put as your statement for step 4.
The answer by the way would be what you have clicked on - angle 1 + angle 4 = 180 degrees.
the answer is c
30