Restate wegener’s hypothesis in your own words.

Long ago, in a land before time, all the land used to be one, but then the continental drift attacked and the land broke apart. A few hundred billion years later, one man, master of the ways all continents move, came to be. And I believe, that one day, Wegener can Save the world, through studying and explaining on how it works.  

(Like for the Avatar: The Last Air Bender reference. It took a while to get it just right. xD)

2pi more meters because you find the circumference which is 6pi and 4pi and subtract it and you get 2pi