Question

write a program to find the circumference of a circle​

Answer 1

Answer:

2pie(r) is the formula for circumference

Answer 2

Answer:

#include<stdio.h>

int main() {

int rad;

float PI = 3.14, area, ci;

printf("\nEnter radius of circle: ");

scanf("%d", &rad);

area = PI * rad * rad;

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

ci = 2 * PI * rad;

printf("\nCircumference : %f ", ci);

return (0);

}

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