Question

PC
Are these two lines parallel, perpendicular or neither?
y = -1/4 x-5
y = 4x + 2
O Parallel
O Perpendicular
O neither
O all of the above

Answer 1

The answer is: Perpendicular, because both equations intersects or cross over each other. There is an attached photo

Answer 2

The lines are perpendicular because their slopes are opposite reciprocals of each other (4 and -1/4).