The answer would be A.132 because when you add the corner length to 90 it equals 132
7844=7400(1+(8/12)r)
Solve for r
R=0.09*100=9%
The formula of a slope:

We have the points (1, 4) and (1, -3). Substitute:

DIVISION BY ZERO!!!
Answer: The slope is undefined.
It's a vertical line x = 1.
Answer:
Step-by-step explanation: