Instructional Video3:51
Curated Video

Parallel, Intersection and Perpendicular Line

K - 12th
Identify and draw perpendicular and parallel lines.
Instructional Video15:49
KnowMo

Perpendicular Lines

3rd - Higher Ed
Perpendicular Lines
Instructional Video1:27
FuseSchool

MATHS - Geometry - Perpendicular from a point to a line

6th - Higher Ed
In this video, we're going to look at how to construct a perpendicular from a point on a line and that point can be anywhere on the line
Instructional Video6:55
Why U

Algebra 34 - Perpendicular Lines

12th - Higher Ed
Perpendicular lines have slopes which are negative reciprocals of each other, but why?
Instructional Video3:53
Amor Sciendi

Euclid: The Art of Geometry

12th - Higher Ed
Here we discuss the influential artist Euclid of Alexandria and his peerless work The Elements.
Instructional Video2:25
Curated Video

Drawing Parallel and Perpendicular Lines

K - 5th
In this video, students will learn the difference between parallel and perpendicular lines and how to identify them. Students will also learn how to determine if lines are perpendicular by looking for right angles or square corners at...
Instructional Video4:39
Curated OER

How Do You Write an Equation of a Line in Slope-Intercept Form If You Have One Point and a Perpendicular Line?

8th - 9th
This problem has many steps involved. Finding equations and rearranging equations. Finding slope and getting the opposite reciprocal of a slope. Finding intercepts. There's a lot to do to solve this problem. It's not so difficult, it...
Instructional Video
Sophia Learning

Sophia: Writing a Linear Equation From a Perpendicular Line and Point: Lesson 2

9th - 10th Standards
This lesson presents how to write an equation of a line that passes through a given point and is perpendicular to a given line. It is 2 of 5 in the series titled "Writing a Linear Equation from a Perpendicular Line and Point."
Instructional Video
Khan Academy

Khan Academy: More Analytic Geometry: Perpendicular Line Slope

9th - 10th Standards
This video shows how to find the slope of a line perpendicular to another line.
Instructional Video
Sophia Learning

Sophia: Writing a Linear Equation From a Perpendicular Line and Point

9th - 10th Standards
This lesson presents how to write an equation of a line that passes through a given point and is perpendicular to a given line.
Instructional Video
Sophia Learning

Sophia: Writing a Linear Equation From a Perpendicular Line and Point

9th - 10th Standards
This lesson presents how to write an equation of a line that passes through a given point and is perpendicular to a given line.