Code

package areaperimeterof2dshapes;


public class AreaPerimeterof2DShapes {
    
    double Length ; 
    double Height ; 
    double Radius ;
    double PentagonLength ; 
    static double UserInput ; 
    
     AreaPerimeterof2DShapes (){
         Length = 0;
         Height = 0;
         Radius = 0;
         PentagonLength = 0; 
         UserInput  = 0; 
     }
    
      
       
  
    public  static void  main(String[] args) {
        
       System.out.println ("Enter 1, 2, or 3  to execute the program. ");
       System.out.println ("To end the program, type a number that is not : 1,2,3 or 0 "); 
       UserInputScreen q0 = new UserInputScreen ();
       q0.UserInput ();
       if (UserInput ==1){
      
       Rectangle q1 = new Rectangle();
       q1.UserInputLength();
       q1.UserInputHeight();
       q1.RectangleArea();
       q1.RectanglePerimeter();
       }
       else if (UserInput==2){
       Circle q2 = new Circle ();
       q2.UserInputRadius ();
       q2.CircleArea (); 
       q2.CircleCircumference();
       }
       else if (UserInput==3){
       Pentagon q3 = new Pentagon ();  
       q3.UserInputPentagonLength();
       q3.PentagonPerimeter ();
       q3.PentagonArea ();
    }
    }
    
}
package areaperimeterof2dshapes;

import java.util.InputMismatchException;
import java.util.Scanner ; 

public class Rectangle extends AreaPerimeterof2DShapes{
    
        Rectangle (){
            
        }
    
   
    
      private double getLength (String Instruction){
        
        Scanner input = new Scanner (System.in); 
         
         while (true){
            try {
                Length = input.nextDouble();
                break ; 
            }
            catch (InputMismatchException err){
                input.next();
                System.out.println ("Not a number, please enter a number : " );
            }
        }
        return Length ; 
    }
    
    public void UserInputLength(){
         
        System.out.println ("The value of your length must not equal to zero"); 
        System.out.print ("Please enter a length  : ");
        while (true){
            this.Length = getLength("Length"); 
            if (this.Length!=0)break ; 
            else System.out.print ("\"Length\" must not equal 0, please enter a number : ");
        }
         
    }
    
    public double getHeight(String Instruction){
        
        Scanner input = new Scanner (System.in); 
        
        while (true){
            try {
                Height= input.nextDouble();
                break ; 
            }
            catch (InputMismatchException err){
                input.next();
                System.out.println ("Not a number, please enter a number : " );
            }
        }
        return  Height; 
    }       
    
    
    public void UserInputHeight(){
         
        System.out.println ("The value of your Height must not equal to zero"); 
        System.out.print ("Please enter a Height  : ");
        while (true){
            this.Height = getHeight("Height"); 
            if (this.Height!=0)break ; 
            else System.out.print ("\"Height\" must not equal 0, please enter a number : ");
        }
         
    }
     public void RectangleArea (){
        double Area =  Length * Height;
        System.out.println ("The area is : "+ Area );
    }
     
     public void RectanglePerimeter (){
         double Perimeter = 2 *(Length + Height);
         System.out.println ("The perimeter is : "+ Perimeter);
     }
    
    }
    

package areaperimeterof2dshapes;

import java.util.Scanner ; 
import java.util.InputMismatchException;

public class Circle extends AreaPerimeterof2DShapes{
    
    Circle (){
    }
    
    private double getRadius (String Instruction){
        
        Scanner input = new Scanner (System.in); 
         
         while (true){
            try {
                Radius = input.nextDouble();
                break ; 
            }
            catch (InputMismatchException err){
                input.next();
                System.out.println ("Not a number, please enter a number : " );
            }
        }
        return Radius ; 
    }
    
    public void UserInputRadius (){
        System.out.println ("The value of your Radius must not equal to zero"); 
        System.out.print ("Please enter a Radius  : ");
        while (true){
            this.Radius = getRadius("Radius"); 
            if (this.Radius!=0)break ; 
            else System.out.print ("\"Radius\" must not equal 0, please enter a number : ");
        }
    }
    
    public void CircleArea (){
        double Area =  (Math.PI)*(Radius*Radius);
        System.out.println ("The area is : "+ Area );
    }
    
    public void CircleCircumference (){
        double Circumference  = (2)*(Math.PI)*(Radius);
        System.out.println ("The Circumference is : "+ Circumference );
    }
    
}



package areaperimeterof2dshapes;

import java.util.Scanner ; 
import java.util.InputMismatchException;



public class Pentagon extends AreaPerimeterof2DShapes{
    
    Pentagon (){
        
    }
    
    private double getPentagonLength (String Instruction){
        
        Scanner input = new Scanner (System.in); 
         
         while (true){
            try {
                PentagonLength = input.nextDouble();
                break ; 
            }
            catch (InputMismatchException err){
                input.next();
                System.out.println ("Not a number, please enter a number : " );
            }
        }
        return PentagonLength ; 
    }
    
     public void UserInputPentagonLength(){
         
        System.out.println ("The value of your length must not equal to zero"); 
        System.out.print ("Please enter a length  : ");
        while (true){
            this.PentagonLength = getPentagonLength("PentagonLength"); 
            if (this.PentagonLength!=0)break ; 
            else System.out.print ("\"PentagonLength\" must not equal 0, please enter a number : ");
        }
         
    }
     
    public void PentagonPerimeter (){
        double Perimeter =  5 * PentagonLength ; 
        System.out.println ("The perimeter is : " + Perimeter);
    }
    
    public void PentagonArea (){
        double SubArea = (5*(2*Math.sqrt(5) +5));
        double AnotherArea = (Math.sqrt(SubArea)*0.25);
        double FinalArea = (AnotherArea * PentagonLength * PentagonLength);
        System.out.println ("The area is : " + FinalArea) ; 
    }
}


package areaperimeterof2dshapes;

import java.util.InputMismatchException;
import java.util.Scanner;

 class UserInputScreen extends AreaPerimeterof2DShapes{
     
     UserInputScreen (){
     }
    
      private double getUserInput (String Instruction){
        
        Scanner input = new Scanner (System.in); 
         
         while (true){
            try {
                UserInput = input.nextDouble();
                break ; 
            }
            catch (InputMismatchException err){
                input.next();
                System.out.println ("Not a number, please enter a number : " );
            }
        }
        return UserInput ; 
    }
    
    public void UserInput (){
        System.out.println ("Enter a number : "); 
        while (true){
            this.UserInput = getUserInput("UserInput"); 
            if (this.UserInput!=0)break ; 
            else System.out.print ("\"UserInput\" must not equal 0, please enter a number : ");
        }
    }
    
}