rotations Flashcards
1
Q
90 CCW
A
(a , b) -> (-b , a)
2
Q
180 CCW
A
( a, b) -> (-a , -b)
3
Q
270 CCW
A
(a , b) -> (b , -a)
4
Q
90 CW
A
(a , b) -> (b , -a)
5
Q
180 CW
A
( a, b) -> (-a , -b)
6
Q
270 CW
A
a , b) -> (-b , a)
