HARISH VEERA SINGAM

import java.util.Scanner;
class Shape
{
double getPerimeter()
{
return 0.0;
}
double getArea()
{
return 0.0;
}
}
class Circle extends Shape
{
double radius;
Circle(double r)
{
radius = r;
}
// Override getPerimeter() to calculate the perimeter of the circle
double getPerimeter()
{
return 2 * 22.0/7.0 * radius;
}
// Override getArea() to calculate the area of the circle
double getArea()
{
return 22.0/7.0 * radius * radius;
}
}
class Ex8
{
public static void main(String args[])
{
Scanner scan=new Scanner(System.in);
System.out.println("Enter Radius of circle :");
double rad=scan.nextFloat();
Circle circle = new Circle(rad);
System.out.println("Perimeter of the circle: " + circle.getPerimeter());
System.out.println("Area of the circle: " + circle.getArea());
}
}

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