Rotation of 90
(X,Y) - (-y,x)
Rotation of 180
(X,Y) - ( -x, -y)
Rotation of 360
(X,Y) - (x,y)
Reflection over Y=-X
(X,Y) - (-y,-x)
Reflection over y- axis
(X,Y) - (-x,y)
Reflection over x- axis
(X,Y) - (x,-y)
Rotation of 270
(X,Y) -(y,-x)
Reflection over Y=X
(X,Y) - (y,x)
Dilation with scale factor N
(X,Y) - (nx,ny)