The german military realized after this battle that the inclusion of americans in the war would probably to keep them from winning the war. a. battle of the marne c. battle of tannenberg b. battle of cer d. battle of somme

After the battle of Marne the German military realized that the inclusion of americas in the war would probably help to keep them from winning the war.  

Explanation:

The american Soldiers fought the Battle of Marne under French command. Their inclusion to the battlefield make them reinforce the front in the vicinity of paris.  Their Freshness, adaptation, coordination and lack of frustration made the American soldiers perfect fit to it. The battle of marne was a long and very difficult fight that weakened both sides, but the optimus state of the american soldiers, provided the alliance of France and Britain among others, the perfect countermeasure to the German focus on war. They boosted the resistance against germany by refreshing it with their support.

answer: this problem has only trivial solutions, with all points on the same line. x=5 or x=7/5.

step-by-step explanation:

there are three triangles, and three unknowns: x, y=length of middle segment, and z=cos(angles marked with red arc).

we need

and law of cosines,

the three equations are

see attached image for solution.

a, he promoted disarmament