Which event started the Yom Kippur/Ramadan War?

Egypt and Syria attacked Israel to regain lost land.
Israel attacked Syria to take over the Golan Heights.
Egypt and Syria attacked Israel to help the refugees.
Israel attacked Egypt to maintain control over the Sinai Peninsula.

Egypt and Syria attacked Israel to regain lost land.

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.

d. migration