Answer:
The correct answer is C . (5,6)
Step-by-step explanation:
y+3 = -6(x+9)
m(x-x1)= (y-y1)
-6[x-(-9)] = [y-(-3)]
-6(x+9) = y+3
.....
Answer: The answer is D, obtuse angles must be larger than 90 degrees
m=-2 c=3
y=mx+c
rearrange
-mx-c+y=0
original
y=2x-3