The answer is B. 75 because 105 plus 75 equals 180 degrees...... I used to work on this when I was in 6th grade so it is easy to me hope that helped i tried my best hope you get a 100 hundred as your grade
The answer is = B. 75 
        
             
        
        
        
Answer:
not sure
Step-by-step explanation:
 
        
             
        
        
        
Answer:
12
Step-by-step explanation: it’s right
 
        
             
        
        
        
Answer:
Step-by-step explanation:
if one batch of brownies is 2 cups of flour, then 10 batches of brownies would be 20 cups of flour 
 
        
                    
             
        
        
        
M<ABC= (AD+CE)/2=(100+45)/2=145/2
m<ABC=72° 30'