Answer:
59.4
Step-by-step explanation:
 
        
                    
             
        
        
        
Answer
12.56.. I think
umm you haven't said which part of the circles is shaded but I assumed that it's the gap between the two circles

 
        
             
        
        
        
Find slope by calculating rise (change in y) over run (change in x).
1-(-3)/-4-0
4/-4
-1
Final answer: A