Hello, The answer to this question is, A. $12.48
        
                    
             
        
        
        
Answer: THE first one
Step-by-step explanation:
The first one should be done first because it follows the PEMDAS format. So  parentheses is the operation has to be done first according to pemdas.
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Answer:
7f lenghtg is 29.2
Step-by-step explanation:
 
        
             
        
        
        
Answer: 53 degree
Explanation:
AEB + BEC + CED = 180 degree 
37 + 90 + CED = 180
CED = 180 - 127
CED = 53 degree