SurfaceAreaOfCube.java
1    /* 
2    * Program that features two functions to compute the surface area of a cube. 
3    * -The edge length will be read from the standard input stream. 
4    * -The surface area will be printed to the standard output stream. 
5    * -A face of the cube will be modeled as a simple square. 
6     */
7    
8    package mathematics;
9    
10   import java.util.Scanner;
11   import shapes.SSquare;
12   
13   public class SurfaceAreaOfCube {
14       public static void main(String[] args) {
15           double edgeLength = edgeLength();
16           double surfaceArea = surfaceArea(edgeLength);
17           System.out.println("surface area = " + surfaceArea);
18       }
19   
20       private static double edgeLength() {
21           System.out.print("Please enter the edge length of the cube: ");
22           Scanner scanner = new Scanner(System.in);
23           double edgeLength = scanner.nextDouble();
24           return edgeLength;
25       }
26   
27       private static double surfaceArea(double edgeLength) {
28           SSquare face = new SSquare(edgeLength);
29           int nrOfFaces = 6;
30           double surfaceArea = face.area() * nrOfFaces;
31           return surfaceArea;
32       }
33   }
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