I’ve learned about them in school, but I’ve never heard anyone say something is 8 decameters long or anything like that. I’m an American.
I’ve learned about them in school, but I’ve never heard anyone say something is 8 decameters long or anything like that. I’m an American.
In France “hectare” (10 000m²) is used for fields and burning forest. Beside that deca or hectometers are never used