Determine whether the lines through each pair of points are parallel, perpendicular, or neither.
-(-8, -4) and (-16, -22); (2, 7) and (6, -2)
A) perpendicular
B) parallel
C) neither

Question

Quizplus · Accepted Answer

The slope of the first line is 2, and the slope of the second line is -3. Since the slopes are not equal and not negative reciprocals of each other, the lines are neither parallel nor perpendicular.

Determine Whether the Lines Through Each Pair of Points Are