Question

Write a programme to find the perimeter of a circle

Answer 1

Answer:

Explanation:

/*C program to find area and perimeter of circle.*/

 

#include <stdio.h>

 

#define PI 3.14f

 

int main()

{

   float rad,area, perm;

 

   printf("Enter radius of circle: ");

   scanf("%f",&rad);

 

   area=PI*rad*rad;

   perm=2*PI*rad;

 

   printf("Area of circle: %f \nPerimeter of circle: %f\n",area,perm);

   return 0;

}

Answer 2

Answer:

Program

#include<stdio.h>

int main() {

float radius, area;

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

scanf("%d", &radius);

area = 3.14 * radius * radius;

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

return (0