Answer:
Step-by-step explanation:
The slope of line AB is

The slope of line CD is

Since the slopes multiply to
, these lines are perpendicular to one another.
The answer is (-5,-7) because it is in the third quadrant and that makes both the x and y axis points negative.
It would be: 44/6 = 22/3
In short, Your Answer would be 22 : 3
Hope this helps!
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