The US agreed to pull out of Vietnam in what year?
O 1953
O 1973
O 1983
O 1963

1973

Explanation: March 29, 1973 - The last remaining American troops withdraw from Vietnam as President Nixon declares "the day we have all worked and prayed for has finally come." America's longest war, and its first defeat, thus concludes.

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.

the culture of the americas was influenced by the language, food, and music of africa.

explanation:

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