What does it mean by " outline the major feature of each world region"?

The large connected urbane area from boston to washington, d.c. is often referred to as

The increase of pollutants from in mexico has raised concerns about garage to health and the environment

The net below can be folded to form a square pyramid.la2419"100what is the surface area of the pyramid? 190.8 square inches| 0 217.8 square inches300. 6 square inches354.6 square inches