Rules for Translations, Reflections, and Rotations Flashcards
1
Q
Reflection across the x-axis
A
(x,y) > (x, -y)
2
Q
Reflection across the y-axis
A
(x,y) > (-x, y)
3
Q
Reflection across the line y=x
A
(x,y) > (y,x)
4
Q
Reflection across the line y=-x
A
(x,y) > (-y,-x)
5
Q
Reflection through the origin
A
(x,y) > (-x, -y)
6
Q
90° rotation counterclockwise
A
(x,y) > (-y, x)
7
Q
180° rotation
A
(x,y) > (-x,-y)
8
Q
270° rotation counterclockwise
A
(x,y) > (y,-x)
