1. Maps one figure onto another figure in a plane.
Transformations
Maps one figure onto another figure in a plane.

2. Slide; moves each point in a figure the same distance and in the same direction.
(x + a, y + b); directions where to move
A tells you how far to move left or right
B tells you how far to move up or down
The original figure and its image are congruent
Translations

3. Flip; a mirror image of the original figure over a line of reflection ( the x or the y axis).
Reflection over the x-axis results in a vertical flip and only the y-coordinate changes.
Reflection over the y-axis results in a horizontal flip and only the x-coordinate changes
Reflections