Why did alexandria become a major center of learning?

alexandria became a major source of learning due to education resources found there. Considered as the intellectual capital of the world, it had one of the best and most extensive libraries in the world which in the third century BC was said to contain 500, 000 volumes.

Alexandria also had a museum that was a center of research, with laboratories and observatories , and had scholars such as Euclid and Eratosthenes working there.

Alexandria was also a center for biblical studies. The chief librarian commissioned the oldest Greek version of the old testament, called the Septuagint.

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.

answer: my personal opinion is the black spider because he is more powerful than spiderman.