Copy

Copies objects a specified distance in a specified direction

Modify panel > Copy

Select object

Specify base point: Pick the lower-lert corner

Move object and snap to the top-right corner
Press Enter to end the command

Repeat Copy command
Pick the lower-right corner as the base point

Move the object and snap to the top-left corner of the square
Press Enter to end the command

Repeat Copy command
Pick the top-right corner as the base point

Move the object and snap to the lower-left corner of the square
Press Enter to end the command