Answer:C
Step-by-step explanation:
The slope is -2. this is because if you look at the graph it goes down 2 units and it goes right to the once so it’ll be -2/1 which equals -2.
I think your answer is 78 = x -2
All you have to do is square root to give you the length of the square side
Sqrt(200) = 14.1 miles^2 (1dp)