Answer: in 340 million square miles there are 8.808 x 10^10 hectares
Step-by-step explanation:
 
        
             
        
        
        
Answer:
21
Step-by-step explanation:
Find 60% of 35.
To do this you have to multiply 60 by 35, and divide that answer by 100, and your answer should that number. In this case, the answer is 21, because 60x35 is 2100, and 2100/100 is 21.
 
        
                    
             
        
        
        
Answer:
Option D.

Step-by-step explanation:
The area of the circular bases is:

Where
 is the radius of the circle
 is the radius of the circle
Then


The area of the rectangle is:

Where 

b is the width of the rectangle and  is the length
 is the length
Then the area of the rectangle is:


Finally the total area is:


 
        
                    
             
        
        
        
Answer:
762
Step-by-step explanation: