Khan Academy
Khan Academy: More Analytic Geometry: Perpendicular Lines 2
This video demonstrates how to find the equation of a line when given a point on the line and the equation of a line perpendicular to it.
Virtual Nerd
Virtual Nerd: What Are Perpendicular Lines?
The angles formed by perpendicular lines will always be the same. Take a look at this tutorial to learn about perpendicular lines and see a special trick involving them. [5:22]
Sophia Learning
Sophia: Interpreting Slope
This video lesson demonstrates how to interpret the slope of linear equations to determine if lines are parallel or perpendicular. Students can check their understanding with an assessment.
Khan Academy
Khan Academy: More Analytic Geometry: Perpendicular Line Slope
This video shows how to find the slope of a line perpendicular to another line.
Khan Academy
Khan Academy: More Analytic Geometry: Parallel Lines 3
This video demonstrates how to determine if lines are parallel given the equations.
Sophia Learning
Sophia: Writing a Linear Equation From a Parallel Line and Point
Students learn how to write a linear equation from a parallel line and a point. The tutorial consists of a detailed example that explores the mathematics concept. [3:56]
Sophia Learning
Sophia: Writing a Linear Equation From a Perpendicular Line and Point
This video discusses how to write a linear equation from a perpendicular line and a point. Students learn about the concept through a detailed example. [3:39]
Virtual Nerd
Virtual Nerd: Find the Slope of a Line if You Have a Perpendicular Line
Take a look at this video tutorial to see how to find the slope of a line that is perpendicular to a given equation by finding the opposite reciprocal of that slope. [4:09]
Khan Academy
Khan Academy: Geometry: Identifying Parallel and Perpendicular Lines
Identifying parallel and perpendicular lines in a diagram. [3:34]
Khan Academy
Khan Academy: Identifying Parallel and Perpendicular Lines
Identifying parallel and perpendicular lines in a given diagram.
Art of Problem Solving
Art of Problem Solving: Angles and Parallel Lines
Video tutorial discusses the relationships among angles formed when a transversal intersects parallel lines. [5:54]
Study Pug
Study Pug: Perpendicular Line Proofs
Video lesson explains angles, lines, and transversals. [9:33]
Sophia Learning
Sophia: Writing a Linear Equation From a Perpendicular Line and Point
This lesson presents how to write an equation of a line that passes through a given point and is perpendicular to a given line.
Sophia Learning
Sophia: Writing a Linear Equation From a Perpendicular Line and Point
This lesson presents how to write an equation of a line that passes through a given point and is perpendicular to a given line.
Sophia Learning
Sophia: Writing an Equation for Perpendicular Lines in the Real World
In this lesson, students will learn Writing an Equation for Perpendicular Lines in the Real World. Student watch a video tutorial.