Assignemnt #97 and Area Calculator

Code

    
    ///name: nick cerdan
    ///period: 6
    ///program name: Area Calculator
    ///file name: AreaCalculator.java
    ///date finished: 11/10/15
    
    import java.util.Scanner;
    
    public class AreaCalculator
    {
        public static void main(String[] args)
        {
            Scanner kb = new Scanner(System.in);
            
            System.out.println("Shape Area Calculator!");
            System.out.println("");
            System.out.println("-_-_-_-_-_-_-_-_-_-_-_");
            System.out.println("");
            System.out.println("     1.) Triangle");
            System.out.println("     2.) Rectangle");
            System.out.println("     3.) Square");
            System.out.println("     4.) Circle");
            System.out.println("     5.) Quit");
            System.out.print("Choose a shape: ");
            int choice = kb.nextInt();
            System.out.println("");
            
            while (choice != 5)
            {
                if (choice == 1)
                {
                    System.out.print("Base: ");
                    int base = kb.nextInt();
                    System.out.print("Height: ");
                    int height = kb.nextInt();
                    System.out.println("");
                    System.out.println("The area is " + areaTriangle(base, height));
                    System.out.println("");
                }
                else if (choice == 2)
                {
                    System.out.print("Length: ");
                    int length = kb.nextInt();
                    System.out.print("Width: ");
                    int width = kb.nextInt();
                    System.out.println("");
                    System.out.println("The area is " + areaRectangle(length, width));
                    System.out.println("");
                }
                else if (choice == 3)
                {
                    System.out.print("Side Length: ");
                    int side = kb.nextInt();
                    System.out.println("");
                    System.out.println("The area is " + areaSquare(side));
                    System.out.println("");
                }
                else if (choice == 4)
                {
                    System.out.print("Radius: ");
                    int radius = kb.nextInt();
                    System.out.println("");
                    System.out.println("The area is " + areaCircle(radius));
                    System.out.println("");
                }
                else
                    System.out.println("ERROR");
                                     
                System.out.println("-_-_-_-_-_-_-_-_-_-_-_");
                System.out.println("");
                System.out.println("     1.) Triangle");
                System.out.println("     2.) Rectangle");
                System.out.println("     3.) Square");
                System.out.println("     4.) Circle");
                System.out.println("     5.) Quit");
                System.out.print("Choose a shape: ");
                choice = kb.nextInt();
                System.out.println("");
            }
            
            System.out.println("Goodbye");
            
        }
        
        public static double areaTriangle( int base, int height )
        {
            double result;
            result = (base * height) / 2;
            return result;
        }
        
        public static int areaRectangle( int length, int width )
        {
            int result;
            result = length * width;
            return result;
        }
        
        public static int areaSquare( int side )
        {
            int result;
            result = side * side;
            return result;
        }
        
        public static double areaCircle( int radius )
        {
            double result;
            result = 3.14159265 * (radius * radius);
            return result;
        }   
    }