When I am finding the surface area, do I cube or square it? Or does it depend on the shape/object?

Can't gugys answer the ratio question. this is urgent the plans of a building is drawn toward scale of 1: 1000. kfc the foyer on the plans measures 62mm by 54mm, how large is the foyer in real life?

Which of the following is true for the relation f(x)=2x^2+1

45 was divided by a power of ten to get 4.5. what power of ten was it divided by? people 4.5