/* Programe For Find The Area of Circle */
#include<conio.h>
#include<stdio.h>
#include<math.h>
void main()
{
float radius,area;
clrscr();
printf("Enter The Radius of Circle:- ");
scanf("%f",&radius);
area=3.14*pow(radius,2);
printf("Area of Circle is:- %f",area);
getch();
}
/*
Input:- Enter The Radius of Circle:- 7
Output:- Area of Circle is:- 153.860001
*/