package mathematics; import shapes.SSquare; import java.util.Scanner; public class SurfaceAreaOfCube { public static void main(String[] args) { double edgeLength = edgeLength(); double surfaceArea = surfaceArea(edgeLength); System.out.println("surface area = " + surfaceArea); } private static double edgeLength() { System.out.print("Please enter the edge length of the cube: "); Scanner scanner = new Scanner(System.in); return scanner.nextDouble(); } private static double surfaceArea(double edgeLength) { SSquare face = new SSquare(edgeLength); int nrOfFaces = 6; return face.area() * nrOfFaces; } }