Answer:
C
Step-by-step explanation:
40 x 80 = 3200
120 x 100 = 12000
3200 + 12000 = 15200
 
        
                    
             
        
        
        
First answer is -5.
Second answer is -1.
        
             
        
        
        
Volume of Cylinder = 

Based on what we're told:
r (radius) = 

h (height) = 

So:
Volume of cylinder = 

= 
 
 
        
        
        
Answer:
that is the ten thousands place
Step-by-step explanation:
 
        
             
        
        
        
Answer:
w=+/-4.24 or whatever could be either since its squared 
Step-by-step explanation:
subtract 25 so 5x^2=90. divide by 5 so w^2=18 then square root to get rid of the ^2 so w=+/-4.24