New: euclidpostulatesAll contenthive-129948krhive-196917steemzzanhive-183959hive-180932hive-166405hive-185836photographyuncommonlabhive-183397hive-101145hive-150122hive-188619hive-144064bitcoinhive-145157krsuccesshive-184714lifehive-193637hive-109690hive-103599hive-181136TrendingNewHotLikerssamanfatma (25)in euclidpostulates • 2 years agoWhy did Euclid prove his first four postulates? Why didn't he prove his fifth postulate (parallelism)?Euclid's first four postulates are often referred to as the "common notions," as they are basic assumptions that are generally accepted as self-evident. These postulates deal with concepts such as…