Write linear equations for parallel and perpendicular lines.
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This lesson is a good opportunity to review and spiral in concepts from throughout the unit.
If you need to adapt or shorten this lesson for remote learning, we suggest prioritizing Anchor Problem 1 (benefits from discussion) and Anchor Problem 2 (benefits from worked example). Find more guidance on adapting our math curriculum for remote learning here.
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In Graph A, translate line S 3 units up to create parallel line S’.
In Graph B, rotate line T 90° clockwise to create perpendicular line T’.
Lines L and M have the same slope. The equation of line L is $${4y=x}$$.
Line M passes through the point (0, -5).
What is the equation of line M?
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Line P passes through the points (0, 5) and (4, -3).
Line Q is perpendicular to line P and passes through the point (8, -2).
What is the equation for line Q?
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The following resources include problems and activities aligned to the objective of the lesson that can be used to create your own problem set.
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Line A is shown in the graph.
Write an equation for line B and for line C.