# Transformation

### Identify Similarity

Vocabulary to know

Dilation- a transformation that enlarges or reduces a figure by scale factor

transformation- an operation that maps a geometric figure, preimage, onto a new figure, image.

translation- a transformation that slides the figure from one position to another.

rotation- a transformation that rotates the figure about a fix point (90,180,or 270 degree)

reflection- a transformation where a figure is flipped over the line.

Ratio- a comparative value of two or more amounts.

< = angle

To determine if the two triangles are similar by using transformation is to follow these steps and you well learn how to do it.

step 1- determine which angle matches (Always start with the small one) for example