Answer:
Step-by-step explanation:Yes they both do, If u get the the number from the y-intercept and put it in the graph. and then get the slope if it is a decimal (Rise/Run) Put it in the then you have the answer
 
        
             
        
        
        
I hope this helps you 
12=3.4=3.2^2
        
                    
             
        
        
        
If you added more context then I would probably answer your question
        
             
        
        
        
That's a quarter of the circle. So find the area of the circle, and divide by 4 to get the answer. 
Circle area = 3.14*13^2 = 530.66
Answer = circle area / 4 = 132.665