Rotation Rules Flashcards
1
Q
90 Degrees Counter Clockwise
&
270 Degrees Clock wise
A
( x , y ) -
( -y , x )
2
Q
90 Degrees Clockwise
&
270 Degrees Counter Clockwise
A
( x , y ) -
( y , -x )
3
Q
180 Degrees CCW & CW
A
( x , y ) -
( -x , -y )
4
Q
If not indicated it is ALWAYS
A
COUNTERCLOCKWISE
