How to look prettier, with math.

Referenced from the following website (http://facethis.blogspot.com/2012/01/perfect-face-golden-ratio-beauty.html) Calculating the Golden Ratio  Dr.Dobry’s #s for an example a = Top-of-head (1) to chin (2) = 21 cm b = Top-of-head (1) to pupil (3) = 12 cm    c = Pupil (3) to nosetip (4