Maximum Projection Sphericity
Trapezoid ( distance between the midpoints of the diagonals)
Rouse Number
Faraday's laws of electrolysis (number of moles liberated
Fahrenheit <-> Rømer
Regular Octagon Area (related to the inradius)
Electromagnetic mass ( longitudinal mass) by Lorentz
Degree of Combined Leverage
Leffler formula (estimation of Ideal body weight for children less than a year old)
Heronian mean