Answer:
is there any picture that we can look at or are we jus asnwering
 
        
             
        
        
        
Answer
16 or 50.24 units
 or 50.24 units
Explanation:

 and r is the radius, since we know what the radius is (<em>r </em>) we can put this in to an expression
 and r is the radius, since we know what the radius is (<em>r </em>) we can put this in to an expression 
 · 4² = 16 units
 · 4² = 16 units 
If the answer is not 16 then its 50.24 units 
Explanation:
Now 16 is the correct answer but just in case I took this a step further.
If we estimate the area by using 3.14 which is (  ) because sometimes that isn't  natural to express the area using
 ) because sometimes that isn't  natural to express the area using  
 
I hope I helped you : )
 
        
             
        
        
        
Answer:
The geosphere and the atmosphere interact with the Carbon cycle. This transfer of Carbon occurs between these two spheres.
 
        
                    
             
        
        
        
The Text Book title- is the correct answer 
 
        
             
        
        
        
Answer: 
label A: South American plate
Label B: African plate
Label C: indo-Australian plate 
Explanation: