Which west african state developed a trade relationship with portugal during the mid-1400s, bringing europe in contact with their arts?

The Mali

Explanation:

By looking for a route to China like many other countries, the Portuguese ended up finding powerful empires in West Africa. The Ghana in the 1200s, the Mali in the 1300s, and later the Songhai who stayed in power till most likely 1591. The Mali empire lasted until 1670 and Diogo Gomes started formal relationship with the Mali Empire in the 1450s.

swe hold these truths to be self-evident, that all men are created equal, that they are endowed by their creator with certain unalienable rights, that among these are life, liberty and the pursuit of happiness. — that to secure these rights, governments are instituted among men, deriving their just powers from the consent of the governed, — that whenever any form of government becomes destructive of these ends, it is the right of the people to alter or to abolish it, and to institute new government, laying its foundation on such principles and organizing its powers in such form, as to them shall seem most likely to effect their safety and happiness. "

- declaration of independence

  according to this passage from the declaration of independence, who gives government the power to exist?

a) the king

b) the people

c) their creator

d) their governmenthook

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.