Where yakun valley is located

This map shows the member states of the european union (eu). based on this map, what is the most likely reason the eu was formed? a) to increase trade between european nations b) to protect themselves from foreign enemies c) to begin the process of forming one large nation d) to isolate europe from the rest of the international community j

Can someone answer all these questions i need it done by tonight. once again

Pythagorean theorem what is the value of x? x = 2 sides are 8 and 10