Answer:
The corresponding sides and angles of both the triangles [pre-image and the image] are congruent
Explanation:
The area of the Balkan countries is frequently plagued by ethnic conflict that generates tension among the nations. This tension has given away to several small conflicts and the trend continued. The location of the Balkans is strategically very important. I hope the answer helps you.
Q2. Indians and Africans were considered black. Some Americans were even considered black too.
http://faculty.chemeketa.edu/afrank1/topo_maps/scale.htm use this website and i think this should fully explain it