Question

What is the kilometer of 450mm

Answer 1

Answer:

4500000

Step-by-step explanation:

450mm x 10000

Answer 2

Answer:

4.50×10⁻⁴ km or 0.00045 km

Step-by-step explanation:

1 km = 1000 m

1 m = .001 km or 10⁻³ km

1m = 1000 mm

So 1000 mm = 0.001 km

1 mm = 0.000001 km or 10⁻⁶ km

450 mm = 450×10⁻⁶ km

              =4.50×10⁻⁴ km or 0.00045 km