Answer:
Most likely wrong but i thinkkk C
Step-by-step explanation:
 
        
             
        
        
        
Answer:
C^2 = a^2 + b^2
The formula for the pythagorem theory
 
        
                    
             
        
        
        
<h2>1210 cubic feet</h2>
Step-by-step explanation:
        Initial dimensions of the storeroom were  length,
 length,  width and
 width and  height.
 height.
        The room is in the shape of a cuboid. Volume of a cuboid =  , where
, where  are the length, width and height of the cuboid.
 are the length, width and height of the cuboid. 
        So, Volume of storeroom initially = 
        Finally, the length was increased to  and width to
 and width to  .
. 
        Final volume of storeroom = 
        Increase in volume = 
∴ 1210 cubic feet of storage was added.
 
        
        
        
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