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# Parallel and Perpendicular Lines

## Parallel, perpendicular, and intersecting lines

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.

## Parallel and Perpendicular Lines

Learn how to identify parallel, intersecting and perpendicular lines.

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## Identify Types of Lines

Learn to identify types of lines.

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Overview

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• Practice
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## Identify Intersecting, Parallel, and Perpendicular Lines in a Plane Post Read

Develop understanding of concepts by studying them in a relational manner. Analyze and refine the concept by summarizing the main idea, creating visual aids, and generating questions and comments using a Four Square Concept Matrix.

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