pc-ip-08.c (789B)
1 /* 2 * Author: Amit Dutta (amitdutta4255@gmail.com) | Date: 05 Jan 2026 3 * Repo: https://github.com/notamitgamer/bsc 4 * License: MIT 5 */ 6 7 /* 8 * Question 8: 9 * Write a program that takes the radius of a circle as input, passes it to a function that computes area and circumference, and displays results in main(). 10 */ 11 12 #include <stdio.h> 13 #include <math.h> 14 15 void area_circumference(double, double *, double *); 16 17 int main() 18 { 19 double r, area, cir; 20 printf("Enter the radius of the circle: "); 21 scanf("%lf", &r); 22 area_circumference(r, &area, &cir); 23 printf("\nArea of the circle: %g", area); 24 printf("\nCircumference of the circle: %g", cir); 25 return 0; 26 } 27 28 void area_circumference(double r, double *area, double *cir) 29 { 30 *area = M_PI * r * r; 31 *cir = 2 * M_PI * r; 32 }