Instructional Video
National Education Association

Use Coordinate Geometry to Represent and/or Solve Problems

For Students 8th - 11th Standards
A geometry video explains how to solve for midpoint, length of a line, and use the Pythagorean Theorem. It includes multiple guided practice problems for all three equations.
Instructional Video2:18
Curated OER

Right Angles

For Teachers 2nd - 5th
This episode of Kung Fu Math reviews what a right angle is and where it can be found in everyday life. The right angle is compared to particularly strong moves found in martial arts. This is a very interesting clip which clearly...