Compare slopes to determine if both lines are parallel. perpendicular or neither

m=112 m2
m=3/5 m=3/5
III
m=3/2 m= 3/2
m=4 m=1/4
m=317 m=317
m= 1 m=1
* Parallel
Perpendicular
* Neither
- Perpendicular
* Parallel
# Neither