Java program to calculate area of circle rectangle and triangle using switch statement
// Java program to calculate area of circle rectangle and triangle using switch statement
import java.util.Scanner;
public class FindAreaUsingSwitchStatement
{
public static void main(String[] args)
{
Scanner sc = new Scanner(System.in);
System.out.println("MENU:");
System.out.println("1.Area of circle");
System.out.println("2.Area of triangle");
System.out.println("3.Area of rectangle");
System.out.println("Please enter any of the above option: ");
int num = sc.nextInt();
switch(num)
{
case 1: System.out.println("Please enter radius of circle: ");
double radius = sc.nextFloat();
double areaCircle = (22 * radius * radius) / 7;
System.out.println("Area of circle is: " + areaCircle);
break;
case 2: System.out.println("Please enter base and height of triangle: ");
double base = sc.nextFloat();
double height = sc.nextFloat();
double areaTriangle = (base* height) / 2;
System.out.println("Area of triangle is: " + areaTriangle);
break;
case 3: System.out.println("Please enter length and breadth of rectangle: ");
int length = sc.nextInt();
int breadth = sc.nextInt();
int areaRectangle = length * breadth;
System.out.println("Area of ractangle is: " + areaRectangle);
break;
default:System.exit(0);
}
sc.close();
}
}