You didn't include options but here's the jist - there were many casualties, cities and towns were left in ruins, national identities across Europe were in shambles.
Hi Parirstudz
Pythagoras determined that the length of any side of a(n) right triangle is based on the length of its other two sides.
Answer to fill in the blank: right triangle.
I think the best answer for this is union organizer C
B. The chemical nature of the substance does not change