public static void main(String[] args) {
// Declare classes
Functions functions = new Functions();
Scanner keyboard = new Scanner(System.in);
// Input data from keyboard
System.out.print("Enter length: ");
functions.length = keyboard.nextInt();
System.out.print("Enter width: ");
functions.width = keyboard.nextInt();
System.out.print("Enter height: ");
functions.height = keyboard.nextInt();
System.out.print("Enter radius: ");
functions.radius = keyboard.nextInt();
// Call the Functions class
functions.areaLength();
functions.areaTriangle();
functions.areaCircle();
functions.volumeCube();
}
