SOLUTION: Find the slope of the line parallel to the line passing through each pair of points. Then state the slope of the line perpendicular to the line passing through each pair of points

Algebra ->  Geometry-proofs -> SOLUTION: Find the slope of the line parallel to the line passing through each pair of points. Then state the slope of the line perpendicular to the line passing through each pair of points       Log On


   

Question 948565: Find the slope of the line parallel to the line passing through each pair of points. Then state the slope of the line perpendicular to the line passing through each pair of points
(9,-3) 2. (-8,-12) (4,-1) 3. (5,-2) (9,-6)
Answer by Fombitz(32388) About Me  (Show Source):
You can put this solution on YOUR website!
Find the slope.
First set only has 1 point.
Using the second set,

Perpendicular lines have slopes that are negative reciprocals.
m%5B2p%5D%2Am%5B2%5D=-1
m%5B2p%5D%2A%2811%2F12%29=-1
m%5B2p%5D=-12%2F11
Now do the same for the other two point sets.