if we divide 20 by 12, we get a quotient of 1, and a remainder of 8.

 
        
             
        
        
        
It’s the second option 
sin(45)=13/x
        
             
        
        
        
Equation= x divided by -9 = -16
solve= 9 x 16 = 144
answer is 144
        
                    
             
        
        
        
B for the first one,and C for the second
Step-by-step explanation:
i think B,C is the answer