Answer:
10,500
Step-by-step explanation:
See this as 2 rectangles: a box of water (28cm), and another box with the height you want (35cm)
Area of Rectangle = lwh
For the water;
50 x 30 x 28= 42000
As for the needed volume: 
50 x 30 x 35 = 52500
To find how much more water, subtract the smaller volume from bigger volume.
10500 should be the final answer 
 
        
                    
             
        
        
        
Answer:
4 (3 x + 2)
Step-by-step explanation:
 
        
                    
             
        
        
        
four since it has four edges/sides
 
        
             
        
        
        
Answer:
WELP 30 mins passed
Step-by-step explanation: