Can textbooks be trusted? Why so?

Yes textbooks can be trusted because they are written by people with higher knowledge enough to teach other people. Thank you for the question I hope it helps

equal area projections

equal-area projection. a projection in which regions on the earth's surface that are of equal area are represented as equal.

during the 1920s the goal of the united states was not letting business collide or go down or even compete this was due to wwl