Rotation Shortcuts
Now Point P will be fixed at the origin.
Try to figure out the shortcuts for the following counterclockwise rotations:
90 degrees: ( x, y) --> ( ____ , ____ )
180 degrees: ( x, y) --> ( ____ , ____ )
270 degrees: ( x, y) --> ( ____ , ____ )
Use the slider to change the degree of the rotation.
Move the blue arrow to see if your rule always works.