You are standing at a distance 2 metre from a plane mirror.

(a) What is the distance of your image from the mirror?

(b) What is the distance between you and your image?

(a) The distance of the image from the mirror is 2 metre as the image formed is as far behind the mirror as the object is in front of it.

(b) The distance between object and image will be 4 m (object distance + image distance = 2 m + 2 m)