Answer:
The answer is 30°
Step-by-step explanation:

Nine thousand, two hundred.
Answer:
y = -5
Step-by-step explanation:
The coordinate point is in the format (x, y)
Therefore, the y-value of (4, -5) is -5
So the equation of the horizontal line is therefore y = -5
How did you get 12? It should be 11 because 9+2=11.