# Parallel Lines in the Coordinate Plane

## Lines with the same slope that never intersect.

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 Lines in the Coordinate Plane

This concept teaches students about parallel lines in the coordinate plane, and how to use slopes to determine whether or not two lines are parallel.
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• PLIX

## Parallel Lines in the Coordinate Plane: Parallel Line Exploration

Parallel Lines in the Coordinate Plane Interactive
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## Parallel Lines in the Coordinate Plane Principles

This video gives more detail about the mathematical principles presented in Parallel Lines in the Coordinate Plane.
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## Parallel Lines in the Coordinate Plane Examples

This video shows how to work step-by-step through one or more of the examples in Parallel Lines in the Coordinate Plane.
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## Parallel Lines in the Coordinate Plane Discussion Questions

A list of student-submitted discussion questions for Parallel Lines in the Coordinate Plane.
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• Real World Application

## Parallel Lines In The Coordiante Plane

How do you show that two lines in the real world are perpendicular using a coordinate plane?
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• Study Guide