APC-PRAC-002.c

Problem Statement

APC-PRAC-002.c

WAP to calculate area of a circle using math library method. Take radius of the circle as input.

Source Code

#include <stdio.h>
#include <math.h>
int main()
{
    double r, area;
    printf("Enter the radius of the circle : ");
    scanf("%lf", &r);
    area = M_PI * pow(r, 2);
    printf("\nArea of the circle : %g", area);
    return 0;
}

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● Author - Amit Dutta · Updated - 12 Dec 2025