Trading stocks, buying and selling currency, and purchasing a new computer from the store are all examples of
regulations
markets
capital goods

Trading stocks, buying and selling currency, and purchasing a new computer from the store are all examples of capital goods.

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.

ok

explanation: