Parallel, Perpendicular, or Neither
View the Lesson | MATHguide homepage Updated February 2nd, 2022

Status: Waiting for your answers.


Given:Points A(4, -7), B(12, -5), C(-10, 9), D(-8, 1)
  
Slope Formula
  
Problem:Calculate the slopes of line AB and line CD to determine if they are parallel, perpendicular, or neither.
mAB =  
mCD =  
 
Characteristic: