The artist that specialized in the images of the Madonna is Hans Memling.
Its simple just stand in front of a mirror and then draw what u see :D
Answer:
symmetry: the quality of being made up of exactly similar parts facing each other or around an axis.
Symmetry allows the observer's eye to easily view the entire painting, provides balance to the artwork, and makes the elements all exist in agreement with one another. Symmetry can also help the artist convey a message, such as one of calmness.