What is the purpose of maps

Shanti wraps the gift she is taking to a friend's birthday party. she doesn't have very much paper, so she does not overlap any of the edges. how much paper did it take to cover the gift?

One of the main reasons societies settled along rivers in the neolithic era was because a) the village elders demanded it. b) the land there was more valuable. c) it was more safe and secure there. d) it provided irrigation for farming.

Plants in the arctic tundra must be able to live a) in wide range of temperatures b) without sunlight for the most of winterc) without waterd) at high elevations