North America Asia is the longest continent east to west.
Asia stretches the longest from east to west. From one side to the other, it stretches over 7000km.
The answer is Asia.
The north America continent is west of Europe and east of Asia.
One continent cannot be 20 degrees west and 50 degrees east, because west and east are opposite each other and separated by the Prime Meridian, but the continent of Aisa can be found at 50 degrees east. There is no continent located at 20 degrees west.
Hawaii is west of California and is east of the Asian continent.
The Trans-Antarctic mountain range -- one of the longest on earth -- separates West Antarctica from East Antarctica on that continent.