The result of your conversion between cuerda and square rod appears here
To convert between Cuerda and Square Rod you have to do the following:
First divide 3930 / 0.092903412*272.25 = 155.3792417
Then multiply the amount of Cuerda you want to convert to Square Rod, use the chart below to guide you.
Symbol: cda
No description
Symbol: rd²
No description