6.3E10 Mm converted to mm would be?

Round the following measurment to three significant figure: 0.90985 cm^2

1 answer

Is that 6.3E10 megameters to mm.
Mega = 1E6
kilo = 1E3
m = 1E0
mm = 1E-3
So Mega to milli is 1E9 so move decimal point to the right 9 places
6.3E10 x 1E9 = 6.3E19 mm

0.910 cm^2