Instructional Video
Khan Academy

Khan Academy: Linear Algebra: Normal Vector From Plane Equation

9th - 10th
Video finding the normal vector to a plane using its equation by first visualizing the vector and the plane and then solving for it. Shows how to find the equation of a plane given the position vectors of two points on the plane and...
Instructional Video
Khan Academy

Khan Academy: Linear Algebra: Parametric Representations of Lines

9th - 10th Standards
Video shows how vector sets can be used to represent lines. Then shows how to use the vectors to write another vector set parallel to the first through a given point. Explains how the vector set is a general notation that can be used in...
Instructional Video
Khan Academy

Khan Academy: Linear Algebra:defining a Plane in R3 With Point and Normal Vector

9th - 10th
Video shows how to define a plane in R3 using a point on the plane and a normal vector to the plane. Includes a visual representation to help understanding. [13:53]
Instructional Video
Khan Academy

Khan Academy: Linear Algebra: Distance Between Planes

9th - 10th
Video solving a IIT-JEE problem about the distances between two planes. Solution requires finding the equation of one of the planes by first finding points that lie on that plane, using those to find two vectors on the plane and then...
Instructional Video
Khan Academy

Khan Academy: Vector Dot and Cross Products: Distance Between Planes

9th - 10th
This video demonstrates a problem about the distances between two planes.