Can u state the problem it is very blurry thx
        
             
        
        
        
Answer: A: the possible income from producing an additional item.
Step-by-step explanation: The actual definition of marginal cost is the cost added by producing one additional unit of a product of service.
 
        
                    
             
        
        
        
Step-by-step explanation:
stay safe healthy and happy.
 
        
             
        
        
        
base = 3*3 = 9 sq. in.
 side = 1/2 *3*6 = 9 sq. in.
4 sides x 9 = 36 + 9 (base) = 45 in^2
 Answer is A