class Circle

Circle class derived from Shape.

Represents a circle with a given radius.

Public Methods

void Circle (double radius)

Constructs a new Circle object.

Parameters

radius Radius of the circle.

double area ()

Calculates the area of the circle.

Returns

double The area of the circle.

double perimeter ()

Calculates the perimeter of the circle.

Returns

double The perimeter of the circle.

Code

                                        
                                             Circle circle(5.0);
                                             double perimeter = circle.perimeter();