Advanced Java Programming - Old Questions
4. Write an object oriented program to find the area and perimeter of rectangle.
5 marks
|
Asked in 2073
class Rectangle{
double length;
double width;
Rectangle(double l, double w){
length = l;
width = w;
}
double area(){
return length*width;
}
double perimeter(){
return 2*(length+width);
}
}
public class RectangleTest {
public static void main(String[] args){
Rectangle r = new Rectangle(10,20);
double area = r.area();
double perimeter = r.perimeter();
System.out.println("Area of rectangle r is: " + area);
System.out.println("Perimeter of rectangle r is: " + perimeter);
}
}