Find the Area Of Circle

#include<stdio.h>

 

int main() {

   float radius, area;

 

   printf("\nEnter the radius of Circle : ");

   scanf("%d", &radius);

 

   area = 3.14 * radius * radius;\\ Formula of Area of Circle: Π * r * r

   printf("\nArea of Circle : %f", area);

 

   return (0);

}

 

 

Output :

Enter the radius of Circle : 2.0

Area of Circle : 6.14