Triangle.java

public class Triangle {
 private double area;
 private int height;
 private int length;

 public static void main(String[] args) {
 int x = 0;
 Triangle[] ta = new Triangle[4];

 while (x < 4) {
 ta[x] = new Triangle();
 ta[x].height = (x + 1) * 2;
 ta[x].length = x + 4;
 ta[x].setArea();
 System.out.print("triangle " + x + ", area");
 System.out.println(" = " + ta[x].area);
 x = x + 1;
 }
 int y = x;
 x = 27;
 Triangle t5 = ta[2];
 ta[2].area = 343;
 System.out.print("y = " + y);
 System.out.println(", area t5 = " + t5.area);
 }

 private void setArea() {
 area = (height * length) / 2;
 }
}