SOLUTION: A line k passes through the points (4, 2) and (-4, 4). A second line h passes through the points (-8, 1) and (8, -3). Is line k parallel to line h? Why or why not?

Algebra ->  Coordinate Systems and Linear Equations  -> Linear Equations and Systems Word Problems -> SOLUTION: A line k passes through the points (4, 2) and (-4, 4). A second line h passes through the points (-8, 1) and (8, -3). Is line k parallel to line h? Why or why not?      Log On


   

Question 487057: A line k passes through the points (4, 2) and (-4, 4). A second line h passes through the points (-8, 1) and (8, -3). Is line k parallel to line h? Why or why not?
Answer by John10(297) About Me  (Show Source):
You can put this solution on YOUR website!
Find the slope of each line:
Line 1: m = (4 - 2)/(-4 - 4)) = 2/-8 = -1/4
Line 2: m = (-3 - 1)/(8 - (-8)) = -4/16 = -1/4
Since both lines have the same slope, they are PARALLEL
John10:)