program to findout area and circle

9./*Write a program to findout area and circle*/

#include<stdio.h>

#include<conio.h>

void main()

{

float r,area,cir;

clrscr();

printf("Enter The Redius Of Circle:-");

scanf("%f",&r);

area=3.14*r*r;

cir=2*3.14*r;

printf("\n The area is:-%.2f");

printf("\n The circumference is:-%.2f",cir);

getch();

}

OUTPUT

            Enter The Redius Of Circle:1

            The area is:49.92

            The circumference is:6.28