The slopes of two lines are 3 and -1/3. Because of this, we can conclude that these two lines are which of the following?

Parallel


Perpendicular, this is what I think, correct?


Horizontal


None of these

Respuesta :

crosez
Perpendicular. 
perpendicular lines have negative reciprocal slopes
the negative reciprocal of 3/1 is -1/3

hope this helped!