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# Equations of Perpendicular Lines

## Lines meeting at right angles have slopes that are negative reciprocals

Levels are CK-12's student achievement levels.
Basic Students matched to this level have a partial mastery of prerequisite knowledge and skills fundamental for proficient work.
At Grade (Proficient) Students matched to this level have demonstrated competency over challenging subject matter, including subject matter knowledge, application of such knowledge to real-world situations, and analytical skills appropriate to subject matter.
Advanced Students matched to this level are ready for material that requires superior performance and mastery.

## Equations of Perpendicular Lines

by CK-12 //basic
Learn how to recognize and write equations of perpendicular lines.
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## Equations of Perpendicular Lines

Learn how to recognize and write equations of perpendicular lines.
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## Finding the Equation of Perpendicular Lines

by CK-12 //at grade
This lesson covers determining if two lines are parallel, perpendicular, or neither and finding the equation of perpendicular lines to a given line.
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## Equations of Perpendicular Lines

by Susan Sudberry //basic
Learn how to recognize and write equations of perpendicular lines.
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## Equations of Perpendicular Lines

by Scott Lamie //basic
Learn how to recognize and write equations of perpendicular lines.
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## Parallel or Perpendicular Lines

by Susan Sudberry //basic
Learn how to recognize and write equations of perpendicular lines.
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## Finding the Equation of Perpendicular Lines

by Susan Sudberry //at grade
This lesson covers determining if two lines are parallel, perpendicular, or neither and finding the equation of perpendicular lines to a given line.
MEMORY METER
This indicates how strong in your memory this concept is
0

## Equations of Perpendicular Lines

by Barbara Zingg //basic
Learn how to recognize and write equations of perpendicular lines.
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• PLIX

## Equations of Perpendicular Lines

by CK-12 //at grade
Equations of Perpendicular Lines Interactive
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• Video

## Writing Equations of Perpendicular Lines - Overview

by CK-12 //basic
Overview
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• Video

## Equations of Parallel and Perpendicular Lines

by CK-12 //basic
Shows how to find the equations of parallel and perpendicular lines.
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• Video

## Writing Slope-Intercept Form for Perpendicular Lines - Overview

by CK-12 //basic
Overview
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• Video

## Writing Equations of Perpendicular Lines - Example 1

by CK-12 //basic
Writing Equations of Perpendicular Lines Given a Line and One Point
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• Video

## Writing Slope-Intercept Form for Perpendicular Lines - Example 1

by CK-12 //basic
Writing Slope-Intercept Form Given the Perpendicular Line and a Point
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## Equations of Perpendicular Lines Quiz

by CK-12 //at grade
Quiz for Equations with Perpendicular Lines.
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• Critical Thinking

## Equations of Perpendicular Lines Discussion Questions

by CK-12 //at grade
A list of student-submitted discussion questions for Equations of Perpendicular Lines.
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• Real World Application

## Parallel & Perpendicular Lines

by CK-12 //at grade
Students will apply their understanding of finding the equations of parallel and perpendicular lines to pictures they see in everyday life.
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• Study Guide

## Determining the Equation of a Line Study Guide

by CK-12 //at grade
This study guide looks at finding equations for lines (in slope-intercept form, point-slope form, and standard form). It also looks at equations for parallel and perpendicular lines.
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• Flashcards

## Finding the Equation of Perpendicular Lines

by Kyle Bardman //basic
These flashcards will help you to better understand Algebra II with Trigonometry Concepts.
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