In a plane mirror the image formed undergoes lateral inversion that is the left side of the object appears on the right side of the image and the right side of the object appears on the left side of the image. Also, the image appears at the same distance behind the mirror as the object is being place in front of it. Keeping the above two rules in mind the diagrams showing the images formed by the word REST written in two ways in front of the mirror is as shown below: -