1
Q
rotation: 90o clockwise. r-90o=
A
x,y = y,-x
2
Q
-
A
clock wise
3
Q
+
A
counterclockwise
4
Q
rotation:90o counterclock wise. r-90o
A
x,y= -y,x
5
Q
rotation:180o turn. R180o
A
x,y= -x,-y
6
Q
tranlations:T a,b (X,Y)
A
x+a, y+b
7
Q
dialation: d2
A
2x, 2y
8
Q
refelction in the x axis y=0: x,y
A
x,-y
9
Q
reflection is the y-axis x=0
A
-x,y
10
Q
reflection in the line y=x
A
y,x
math
flashcards
Decks in class (11)
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