In the years closely following world war ii, many african americans a. renewed their efforts to work for civil rights b. had difficulty finding jobs in the struggling economy c. called for a return to isolationism d. wanted the government to play a smaller role in economic affairs

Option A. In the years closely following World War II, many African Americans renewed their efforts to work for civil rights.

Explanation:

By the end of World War II, more than 1.2 million African Americans had served the United States in its fight against fascism. But when these soldiers came back home, they found that while their country fought for ideals such as freedom and democracy, inside its own territory black communities were still highly discriminated and segregated. This and other events that occurred at the beginning of the 1950's catapulted what became known as the civil rights movement, where plenty of African Americans devoted their time in order to work for their rights.

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.

make law

explanation: