I think it is 50°. If 130 is also the angle of elevation, then it is also the angle of depression. So the two angles up there (depression and x) equal 180 so - 130 = 50.
The answer should be C because Germany shot down a U-boat in the pacific in world war I
Yes, the answer is D) to control all German-speaking nations. Hope this helps anyone out there. :)
German Americans were also detained. But only in certain places, in the US.
Merchants would be needed more because the warring states were constantly at war.(armies need supplies, merchants have supplies)