Parallel and perpendicular line relationships

What you'll learn

1. Identify parallel lines as lines with equal slopes
2. Identify perpendicular lines as lines whose slopes are negative reciprocals of each other
3. Classify a pair of lines as parallel, perpendicular, or neither given their equations
4. Write the equation of a line parallel to a given line and passing through a specified point
5. Write the equation of a line perpendicular to a given line and passing through a specified point

Prerequisites

• Slope-intercept, point-slope, and standard forms