Explain how reconstruction changed the lives of african americans in the south?

blacks could live together in a nonslave society, black codes were passed, plessy v ferggison, they were garenteed the right to vote under 15 amendment, they were citizens under 14th

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.

answer; ///i believe that the correct answer is (a) the great depression