The communist guerrilla fighters in south vietnam during the vietnam war. a- hi chi minh fighters b- contras c- viet cong d- north vietnamese regulars

The Viet Cong were the communist guerrilla fighters in South Vietnam during the Vietnam War.

supplies had to travel a long distance across water on ships that were often attacked, so they did not reach europe

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.