Computer Science, asked by shriyaa27, 5 months ago

Write a menu driven program to calculate the area of a square

Answers

Answered by Shivu516
0

Hope it helps ^_^

This program is in Java

_____________________________________

import java.util.Scanner;

public class Area_Waala_Program{

   public static void main(String [] args){

       double a, b, c, s, area = 0;

       //Taking input from the user

       Scanner sc = new Scanner(System.in);

       System.out.println("Area Calculator for Simple Closed Figures");  

       System.out.println("Press 1 for Circle");

       System.out.println("Press 2 for Square");

       System.out.println("Press 3 for Rectangle");

       System.out.println("Press 4 for Triangle");

       double choice = sc.nextDouble();

       //Main part comes here

       //Circle

       if (choice == 1){

           System.out.println("Circle");

           System.out.print("Enter the Radius: ");

           a = sc.nextDouble();

           area = Math.PI*a*a;

           System.out.println("The area of this Circle is " + area + " sq.unit/s");

       }

       //Square

       if (choice == 2){

           System.out.println("Square");

           System.out.print("Enter the Side: ");

           a = sc.nextDouble();

           area = a*a;

           System.out.println("The area of this Square is " + area + " sq.unit/s");

       }

       //Rectangle

       if (choice == 3){

           System.out.println("Rectangle");

           System.out.print("Enter the Length: ");

           a = sc.nextDouble();

           System.out.print("Enter the Breadth: ");

           b = sc.nextDouble();

           area = a*b;

           System.out.println("The area of this Rectangle is " + area + " sq.unit/s");

       }

       //Triangle

       if (choice == 4){

           System.out.println("Triangle");

           System.out.print("Enter the measure of the First side: ");

           a = sc.nextDouble();

           System.out.print("Enter the measure of the Second side: ");

           b = sc.nextDouble();

           System.out.print("Enter the measure of the Third side: ");

           c = sc.nextDouble();

           boolean truth = (a+b) > c && (a + c) > b && (b + c) > a;

           if (truth == true)

           {

           s = (a + b + c)/2;

           area = Math.sqrt(s * (s - a) * (s - b) * (s - c));  

           System.out.println("The area of this Triangle is " + area + " sq.unit/s");

          }

          else if (truth == false){

              System.out.println("These sides cannot form a triangle *_*");

          }

       }

       if (choice > 4 || choice < 1){

           System.out.println("Valid choices are only 1-4");

       }

  }

}

_____________________________________

The underlined values are the inputs

Output:

(i)

Area Calculator for Simple Closed Figures

Press 1 for Circle

Press 2 for Square

Press 3 for Rectangle

Press 4 for Triangle

1

Circle

Enter the Radius: 5

The area of this Circle is 78.53981633974483 sq.unit/s

(ii)

Area Calculator for Simple Closed Figures

Press 1 for Circle

Press 2 for Square

Press 3 for Rectangle

Press 4 for Triangle

2

Square

Enter the Side: 7

The area of this Square is 49.0 sq.unit/s

(iii)

Area Calculator for Simple Closed Figures

Press 1 for Circle

Press 2 for Square

Press 3 for Rectangle

Press 4 for Triangle

3

Rectangle

Enter the Length: 10

Enter the Breadth: 13

The area of this Rectangle is 130.0 sq.unit/s

(iv)

Area Calculator for Simple Closed Figures

Press 1 for Circle

Press 2 for Square

Press 3 for Rectangle

Press 4 for Triangle

4

Triangle

Enter the measure of the First side: 52

Enter the measure of the Second side: 48

Enter the measure of the Third side: 20

The area of this Triangle is 480.0 sq.unit/s

(vi)

Area Calculator for Simple Closed Figures

Press 1 for Circle

Press 2 for Square

Press 3 for Rectangle

Press 4 for Triangle

4

Triangle

Enter the measure of the First side: 6

Enter the measure of the Second side: 7

Enter the measure of the Third side: 18

These sides cannot form a triangle *_*

(v)

Area Calculator for Simple Closed Figures

Press 1 for Circle

Press 2 for Square

Press 3 for Rectangle

Press 4 for Triangle

6

Valid choices are only 1-4

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