Missouri has an area of 69,704 sq miles.
1,564,116 km2 or 603,909 sq mi
Massachusetts land area is 7,840.02 sq. miles, water area 2,714.55 sq. miles for a total area of 10,554.57 sq miles
Mongolia is one of the thinest populated countries in the world.But it is the 19th largest country in the world by area.
121,665 sq miles
Europe - 3,930,000 sq miles.
The Gobi is a desert plateau in Eastern Asia (chiefly in Mongolia) and covers 500,000 square miles, or 1,294,000 sq. km. You'll have to do the conversion to square miles.
The area of Bangladesh is 147,570 km2 56,977 sq miles.54,600 sq miles
Lansing, Michigan, USA - 1,714.6 sq miles (metropolitan area).
The land area of Sweden in sq miles is 173,860
Liechtenstein is 61 sq. miles in area. California is 163,696 sq. miles in area.
Oklahoma has 69,898 sq miles and the highest point is Black Mesa at 4,973 ft .