Question

One of the smallest nations in the world is Liechtenstein, a tiny country between Switzerland and Austria in Europe. If its area is `160` `km^2`, how many square meters is this area?

Answer 1

`160,000,000m^2`

Explanation:

since `1km=1000m`

`1km^2=1000xx1000m^2`

`:. 160km^2=160xx1000xx1000m^2`

`=160,000,000m^2`