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.println("Please enter the edge length of a cube = " ); Scanner scanner = new Scanner(System.in); double edgeLength = scanner.nextDouble(); return edgeLength; } private static double surfaceArea(double edgeLength) { SSquare face = new SSquare(edgeLength); int nrOfFaces = 6; double surfaceArea = face.area() * nrOfFaces; return surfaceArea; } }