45 years
I'm pretty sure deca is used as ten a decametre is 10 metres long a decalitre is ten litres. its root is latin same as deci which is used as a tenth decimetre 10th of a metre
Deca means ten.
If u mean "deca". Then deca means 10.
Deca
deca-
Deca means ten. In math, a polygon called a decagon has ten sides.
It means "ten".
deca means ten; in the form of ten; So, 1 decameter = 10 meters
Dec or deca (as in a decade)
It means 'ten'.
DECA
deca means 10
i think it means deca-octa hydrate..