c program to find area of circle
c program to find area of circle
xxxxxxxxxx#include <stdio.h>#define PI 3.142int main(){ float R, A; printf("Enter the radius: \n"); scanf("%f", &R); A = PI * R * R; printf("Area is: %f\n", A); }Source: Grepper
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xxxxxxxxxx#include<stdio.h>int main(){ double R, A; scanf("%lf", &R); A = 3.14159 * R * R; printf("A=%.4lf\n", A); return 0;}Source: devsenv.com
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