-what is the area of an annulus with circles of radii 17 cm and 8.5 cm? answer in square centimetres correct to one decimal place.
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Category: business | Author: Abraham Uilleam
-what similarities/differences do you notice between the native americans and the ancient river civilizations (its not from a test)
-what was the fertile crescent refers to land between? a. tigris and euphrates riversb. yellow and yangtze riversc. indus river and himalayasd. nile
-where do watershed exist? how can we protect them? -do aquifers, groundwater, and watersheds only store freshwater? explain. -what role does the wa