Finding The Area Of Circle In C Programming Tamil



#include<stdio.h>
#include<conio.h>
#define pi 3.14
void main()          //area=3.14(radius)^2 ,circumference =2(3.14)*raius
{
   float a,r,c;
   clrscr();
   printf("\n             www.tutorjoes.com");
   printf("\nEnter the radius :");
   scanf("%f",&r);
   a=pi*r*r;
   c=2*pi*r;
   printf("\nArea            :%f",a);
   printf("\nCircumference   :%f ",c);
   getch();
}


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