You would use the POINT SLOPE FORMULA and the Slope Formula 
which is as follows ...
slope formula : 
point slope formula:  
 
        
             
        
        
        
The answer is
2(pi)/3
Because 4(pi)-/5 minus 2(pi)-/5 is 2(pi)-/5
After that you cancel -/5 from the numerator and denominator to get 2(pi)/3
        
                    
             
        
        
        
Answer:
A
Step-by-step explanation:
all sides of square is 90degrees
Since AC and BD is the same, when you join the lines together, it will definitely be a square 
 
        
             
        
        
        
4/5 * 3 = 12/5 liters     There are 2 cups in a liter so to find the root beer in cups, divide 12/5 by 2.    You will get 12/10 cups which is 1.1 cups