Chapter 11, Problem 3PE

Program Plan Intro

Geometry Calculator

Program Plan:

• Include the required header files.
• Define the main(),
  • Declare the required variables.
  • Display the menu options on the screen.
  • Get the choice from the user.
  • Using switch case,
    • Validate the user choice
      • Case 1:
        • Get the required input from the user.
        • Calculate the area of the circle.
        • Display the result on the screen.
      • Case 2:
        • Get the required input from the user.
        • Calculate the area of the rectangle.
        • Display the result on the screen.
      • Case 3:
        • Get the required input from the user.
        • Calculate the area of the triangle.
        • Display the result on the screen.