Earth's surface area is 509,970,000 square kilometers.
42.16 kilometers.
103000 square kilometers
The largest desert in the world is the Antarctic Desert which has an area of14,000,000 square kilometers or 5,600,000 square miles.
Yes, 9 kilometers is pretty big compared to how fast a human can run.
A big hairy toenail.
140 kilometers is 86.99 miles.
177 square kilometers
Compared to what? We can't give you a good answer because 3 kilometers is as big as 3 kilometers. If you'd said "How big is 3 kilometers in miles or in meters or compared to the Grand Canyon?" we could give you a good answer.
5.28 square kilometers (the largest World's Fair site ever).
The answer is 24,648 square kilometers The answer is 24,648 square kilometers
5000 kilometers
Brazil's area is 8,515,800 square kilometers.