What is the approximate latitude of south america’s southernmost point

South America's southernmost point, Aguila Islet (Chile), is located at 56°32′15″ S 68°43′10″ W.

Explanation:

Aguila islet is an island belonging to the Diego Ramirez archipelago, in the commune of Cabo de Hornos, in the province of Chilean Antarctica, XII Region of Magallanes and Chilean Antarctica, in Chile. It is the southernmost islet of the archipelago, and in turn, is the southernmost point of the American continent.

no , per capita income is not a true measure of the development because: -it only tells us about average income not how income is distributed among the people.it only give us an idea of the economic aspect.it is only at the qualitative basis.moreover, income is not only the way of development other factors are also as much as important as income.