Bunuel wrote:

Which of the following is the slope of one of the lines in triangle ABC above?
A. -4/3
B. -3/4
C. 3/4
D. 1
E. 4/3
Slope = \((y_2-y_1 / x_2-x_1)\)
Slope of AB = 0
Slope of BC = [0-(-4)]/(9-6) = 4/3
Slope of AC = [0-(-4)]/(2-6) = 4/(-4) = -1
Answer: option E
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