righttriangle.java

Java类的继承示例

public class RightTriangle extends Triangle
{
  double hypotenuse;
  public RightTriangle(int b,int h)
  { 
    super(b,h);
    this.base=b;
    this.height=h;    
    hypotenuse=Math.sqrt(base*base+height*height);
    System.out.println("Inside RightTriangle constructor");
  }
  public void toString(int hypo)
  {
    toString(base,height);
    System.out.println("The hypotenuse is "+hypotenuse);
  }
  
}