Final answer:
The face is divided into 3 zones: forehead, midface, and lower face. By analyzing the proportions and features within these zones, one can determine the overall facial shape.
Step-by-step explanation:
The face is divided into 3 zones when determining facial shape. These zones are the forehead, midface, and lower face.
The forehead zone includes the area from the hairline to the eyebrows. The midface zone includes the area from the eyebrows to the base of the nose. The lower face zone includes the area from the base of the nose to the chin.
By analyzing the proportions and features within these zones, one can determine the overall facial shape.