Answer:
Asia is the largest land region
4 and 5
This is because when you multiply 6 by 4 you get 24. Then you divide it by 5 which is 4.8, the answer lies between 4 & 5.
Zero slope. When it is a straight line across its a zero slope and when it’s up and down its undefined.
The value of 4 is in the 10,000 place. :)