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Congruence Notation

Geometry Congruence and Similarity Transformation Notation

translation right and up (x+a,y+b)
translation right and down (x+a,y-b)
translation left and up (x-a,y+b)
translation left and down (x-a,y-b)
reflection in the x-axis (x,-y)
reflection in the y-axis (-x,y)
reflection in the line y=x (y,x)
reflection in the line y=-x (-y,-x)
rotation of 90 degrees (-y,x)
rotation of 180 degrees (-x,-y)
rotation of 270 degrees (y,-x)
Created by: nhpride