What is the five part definition for an object to be considered a mineral

Trade routes emerged along which coast when arab and indian traders from around the indian ocean mixed with the bantu people from africa's interior? a. swahili coast b. guinea coast c. drakensberg coast d. namib coast

In the figure, polygon abcd is transformed to create polygon a′b′c′d′. this transformation is a by a factor of .

What two advantages do the coastal countries of west africa have over the sahel countriesfertile soil and mineral resources temperatures and terrain human resources and natural resources weather patterns and location