Java - Find the area and perimeter of a circle

SOLVED:(Diameter, Circumference and Area of a Circle) Here's a peek ahead. In this chapter, you learned about integers and the type int. Java can also represent floating-point numbers that contain decimal points, such as 3.14159 . Write an application that inputs from the user the radius of a circle as an integer and prints the circle's diameter, circumference and area using the floating-point value 3.14159 for π. Use the techniques shown in Fig. 2.7. [Note: You may also use the predefined const

Java Core in Practice: 120 Exercises and Quizzes for 2025