The result of your conversion between square millimicron and cong appears here
To convert between Square Millimicron and Cong you have to do the following:
First divide 1.0E-18 / 1000 = 0.
Then multiply the amount of Square Millimicron you want to convert to Cong, use the chart below to guide you.
Symbol: mµ²
No description
Symbol: cong
No description