Assignemnt #93

Code

/// Name: Justin Li
/// Period: 7
/// Program Name: DistanceFormula
/// File Name: DistanceFormula.java
/// Date Completed: 3/1/16

public class DistanceFormula {
    
    	public static void main( String[] args ) {
        
    		double d1 = distance(-2,1 , 1,5);
    		System.out.println(" (-2,1) to (1,5) => " + d1 );
     
    		double d2 = distance(-2,-3 , -4,4);
    		System.out.println(" (-2,-3) to (-4,4) => " + d2 );
     
    		System.out.println(" (2,-3) to (-1,-2) => " + distance(2,-3,-1,-2) );
     
    		System.out.println(" (4,5) to (4,5) => " + distance(4,5,4,5) );
    	}
     
    	public static double distance( int x1, int y1, int x2, int y2 ) {
        
    		double a, b, d;
            
            a = x2 - x1;
            b = y2 - y1;
            d = Math.sqrt((a*a)+(b*b));
            
            return d;
    	}
    }
    
    

Picture of the output