How much does a meter of 12 steel weigh

How much does a meter of 12 steel weigh

The density of steel is 7.85g/cm3
Round steel wire rod (kg / M)
W= 0.006165 ×d×d
Rebar (kg / M)
W= 0.00617 ×d×d
D = section diameter mm
The diameter of cross section is 12 mm, = 0.00617 × 12 2 = 0.89kg