The 7 large land ares on earth are the seven continents, and that are: Asia which has 17,212,000 Sq. Miles or 30% of the world. Africa which has 11,608,000 Sq. Miles or 20.3%. North America 9,365,000 Sq. Miles or 16.3%. South America which has 6,880,000 or 12%. Antarctica which has 5,100,000 Sq. Miles or 8.9%. Europe which has 3,837,000 Sq. Miles or 6.7%. Last is the Australia which has 2,968,000 Sq. Miles or 5.2%.
World? 57,308,738 Sq. Miles :)) I hope I helped :)