Transformations Flashcards
1
Q
Rotation
What is the rule of rotation for 90° clockwise?
A
(x, y) = (y, -x)
2
Q
What is the rule of rotation for 90° counter clockwise?
A
(x, y) = (-y, x)
3
Q
What is the rule of rotation for 180° counter/clockwise?
A
(x, y) = (-x, -y)
4
Q
What is the rule of rotation for 270° clockwise?
A
(x, y) = (-y, x)
5
Q
What is the rule of rotation for 270° counter clockwise?
A
(x,y) = (y, -x)
6
Q
Reflection
How to find the coordinates of a reflection in the x-axis?
A
(x, -y)
7
Q
Reflection
How to find the coordinates of a reflection in the y-axis?
A
(-x, y)
