Write a Program to display area and perimeter of rectangle using OOP approach.

Description: Write a program to print the perimeter and area of rectangle.

Conditions:

You must have a separate class to define the function and to have a separate implementations class.

2. Implementing encapsulation of attributes length and width.

Description: Modify the code in question 1 to implement encapsulation of attributes length and width.

Rules & Hint

You must add getter and setter

3. Adding HTML form to let the user input the length and width

Exercise Description:

Continuing the previous code, add a PHP program with HTML form to let the user input using textboxes the length and width.

Add two buttons for area and perimeter to let the user choose what to compute and display according to your own desire of displaying the output.

Enter the length Enter the width AREA PERIMETER