Wudi turned salt mining and iron production into monopolies. A. A metal jar dropped small balls when an earthquake was felt.

B. Artists added this hard finish to metal and wood objects.

C. The state controlled the production of these goods. This therapy used needles to cure sickness and stop pain.

D. Writers expressed emotion in the way that they painted Chinese characters.

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.

by creating a labor shortage that pushed the continent toward a market economy

the answer is physical        

explanation: