Equations of a Line
Learners write the equation of a line when given the graph, two points on the line, or the slope and a point on the line. The lesson format is teacher lecture, guided instruction, and independent practice.
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Proving Slope Criteria for Parallel & Perpendicular Lines
This lesson launches with learners graphing the fourth vertex of a given rectangle, and finding the length and slope of one of its sides; and ends with learners writing a summary sheet for parallel and perpendicular lines. In between,...
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Using Linear Equations to Define Geometric Solids
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Challenge the class to determine the equation of a line. The 21st part in a 33-part series begins with a proof that every line is a graph of a linear equation. Pupils use that information to find the slope-intercept form of the equation...
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New Review Finding the Equation of a Line Through 2 Points: Part 2
Reinforce your young mathematicians' linear equation-writing skills. A video lesson does a nice job explaining the steps of writing the equation of a line when given two points. It begins by giving scholars a problem to try on their own...
3 mins 8th - 10th Math CCSS: Adaptable
New Review Equation of Parallel Lines
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...
4 mins 9th - 12th Math CCSS: Adaptable
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Acquaint your class with the concept of parallel lines. Learners watch a PowerPoint presentation about how to write equations of parallel lines. Their understanding of linear equations and slope is taken a step further by the exercises...
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