Line WX contains (−1, 2) and (4, 12) Line YZ contains points (5, 8) and (−2, −6). Lines WX and YZ are

perpendicular because the slopes are the same

parallel because the product of the slopes is −1

perpendicular because the product of the slopes is −1

parallel because the slopes are the same

Question

Line WX contains (−1, 2) and (4, 12) Line YZ contains points (5, 8) and (−2, −6). Lines WX and YZ are 

 perpendicular because the slopes are the same 

 parallel because the product of the slopes is −1 

 perpendicular because the product of the slopes is −1 

 parallel because the slopes are the same

kc_kennylau · Answer

Well firstly find out their slopes first :)
$$S=\frac{y_2-y_1}{x_2-x_1}$$