Analyze patterns in equations of parallel lines. Building on previous knowledge of parallel lines and writing linear equations, learners watch how to create an equation of a line parallel to a given line. The video emphasizes the gradient (or slope) of the lines and also shows the graph to reinforce the pattern.

Concepts

linear equations, linear equations writing, parallel lines

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Additional Tags

math

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Instructional Ideas

• Challenge early finishers to develop a strategy to write an equation of a perpendicular line
• Have pupils graph their equations as a quick check to verify parallel lines

Classroom Considerations

• Expects proficiency with writing linear equations from given information

• This video is hosted on YouTube

Pros

• Uses clear and concise language throughout
• Incorporates color to emphasize relationships between the graph and the equation

Cons

• None

Common Core

SL.9-10.2 HSG-GPE.B.5 RST.9-10.7