The mexican economy is based on which natural resources

Click the item in the left column. use the plus sign to move it up or the minus sign to move it down until it matches the correct entry in the right column. lock your answer in place by clicking the square beside the item. (a checkmark means it is locked.) amazon basin a atacama desert b andes mountains c lake titicaca d peru e patagonia f brazil g chile h suriname

Find the coordinates of a if b(-9,-10) is the midpoint of ac and c has the coordinates of (-1,9)

From the standpoint of geography,a is an internal rendering of an individual's known world