The result of your conversion between cuerda and square fathom appears here
To convert between Cuerda and Square Fathom you have to do the following:
First divide 3930 / 3.3445228 = 1175.05552661
Then multiply the amount of Cuerda you want to convert to Square Fathom, use the chart below to guide you.
Symbol: cda
No description
Symbol: ftm
No description