10. list 5 new technologies made european imperialism possible?

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.

new evidence is discovered.

oversights and errors are corrected,

new technology is applied to evidence.

islam spread slowly through much of africa through trade and preaching.