Question

Write a C program to find the area(area) of a circle. Where Radius (r) is input by the user. (area = 3.14 * r *r)​

Answer 1

Answer:

#include<studio.h>

#include<conio.h>

#define pi 3.14

void main()

{

float radius,area;

printf("enter the radius value");

scanf("%f",& radius);

area= pi*radius*radius;

printf("the area of circle : %0.4f\n",area);

getch();

}