His questions has multiple parts to it: 1. create an object of the Circle class with the radius 5 using the constructor from the Circle class
2. call the toString method on the object that you just created to display the radius of the object on the screen
3. call the method getArea from the circle class on the object you created to display the area of the circle
4. call the method getCircumference on the object that you created and display it on the screen.