C program to display area of geometric shapes using switch case
/*********************************************
C program to display area of geometric shapes using switch case
***************************************************/
#include<stdio.h>
#include<conio.h>
void main()
{
int choice;
int r,l,b,base,height,s,area;
clrscr();
printf("Enter your choices as mentioned below to display area of geometric shapes\n");
printf("For Area of circle : 1\n");
printf("For Area rectangle : 2\n");
printf("For Area of triangle : 3\n");
printf("For Area of square : 4\n");
printf("Enter your choice to perform operation\n");
scanf("%d",&choice);
switch(choice)
{
case 1:
printf("Enter radius to calculate area of circle\n");
scanf("%d",&r);
area=3.14*r*r;
printf("The area of circle is:%d\n",area);
break;
case 2:
printf("Enter length and breadth to calculate area of rectangle\n");
scanf("%d%d",&l,&b);
area=l*b;
printf("The area of rectangle is:%d\n",area);
break;
case 3:
printf("Enter base and height to calculate area of triangle\n");
scanf("%d%d",&base,&height);
area=0.5*base*height;
printf("The area of triangle is:%d\n",area);
break;
case 4:
printf("Enter side to calculate area of square\n");
scanf("%d",&s);
area=s*s;
printf("The area of square is:%d\n",area);
break;
default:
printf("The choice is invalid, please enter valid choice\n");
break;
}
printf("End of program");
}
Enter your choices as mentioned below to display area of geometric shapes
For Area of circle : 1
For Area rectangle : 2
For Area of triangle : 3
For Area of square : 4
Enter your choice to perform operation
5
The choice is invalid, please enter valid choice
End of program
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