it means to be serious or determined
Europe is not a typically dry place (unlike for exampe Mesopotamia) so it does not need rivers for irrigation.
Instead, rivers are needed more for transport - they have served as a means of communication and for the exchange of goods.
For example, Danube allowed a big-scale trade between the cities lying on it: Vienna, Budapest and Bratislava.
Answer:
c.The river systems blocked passage along the trade routes.
Explanation:
i just got it right
Motor vehicles are a HUGE source of pollution in big cities
Answer:
Centroid = (5, 1)
Explanation:
Given:
S(5, 5), T(11,−3), U(−1, 1)
Required:
Coordinates of the centroid of the triangle
SOLUTION:
Formula for centroid for coordinates to find the centroid of a triangle = 
Where,
Plug in the values into the formula:
Centroid = (5, 1)
