This video shows how to perform a 90 degree rotation (clockwise and counterclockwise) around the origin.

Play Video

This tutorial reviews how reflect an object over the x-axis.

Watch Video

Review how to dilate an object on the coordinate plane when the center of dilation is the origin.  Also examine an example of dilation when the center of dilation is not the origin.

Play Video

The tutorials on this page cover the following concepts:

  • Translating polygons on the coordinate plane.
  • Reflecting objects across the x or y-axis.
  • Rotating polygons 90 or 180 degrees about the origin.
  • Dilation of objects on the coordinate plane.

Watch Videos

Watch this video to learn the rules of a 180 degree rotation around the origin.

Play Video