Answer:
90 degrees
angles are measured in degrees
A
Step-by-step explanation:
Slope: -3
y- intercept: (0, 6)
b) 16 + 9 + 4 + 1 + 0 + 1 + 4 + 9 + 16 + 25 + 36 + 49 + 64 + 81 + 100 + 121
Y=3x-4 I am pretty sure this is your answe