The answer is 26 divided by 2 witch is 13
        
                    
             
        
        
        
Answer:
   A. {-4, -3, 7, 8}
Step-by-step explanation:
The ordered pairs representing a function are always written ...
   (input, output)
<h3>Inputs</h3>
The set of inputs for the given function is the list of first-numbers of the ordered pairs. Those numbers are -3, -4, 8, 7. When we express them as a set, we like to have the elements of the set in increasing order:
   inputs = {-4, -3, 7, 8} . . . . . . matches the first choice
 
        
             
        
        
        
 Answer:
15.7 cm
Step-by-step explanation:
Circle x's circumference is 15 * pi = 47.1 cm
Circle y's is 20 * pi = 62.8
The difference is 62.8 - 47.1 = 15.7