rotations about the origin

Transformations - Rotate 90 Degrees Around The Origin

Rotating shapes (video), Rotations

Rotation of axes in two dimensions - Wikipedia

How to Perform Rotations on a Coordinate Plane, Geometry

IXL Rotations

Rotations about the Origin – GeoGebra

rotations about the origin

Rotation of 90,180, 270 and 360 degrees about the origin – GeoGebra

180 Degree Rotation Around the Origin