How did trade contribute to the cultural diversity of the Hellenistic city of Alexandria?
It made it so that it became and international community so it had a rich mixture of customs and traditions
How did Euclid influence some of the developments in astronomy during the Hellenisitc period?
The astronomers, Eratosthenes and Aristarchus, used his geometry text that we still use today
How did stoicism and epicureanism have in common?
They both promote having social unity