Ryan wants to describe the translation shown on the grid below. Ryan uses the following steps to describe the translation.

Step 1
Identify the pre-image and the image:
The pre-image is triangle XYZ, and the image is .

Step 2

Identify the number of units that each point moves horizontally:
Each point moves one unit left.

Step 3

Identify the number of units that each point moves vertically:
Each point moves three units down.

Step 4

The translation is one unit left and three units down.