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C Language program to calculate circle circumference

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Following program shows you how to calculate circle circumference. In this program we get circle radius from user and calculate circumference using following formula Circumference = 2 X PI X r

#include <stdio.h>

int main(void) {
	float circleRadius;

	printf("Please enter the radius of circle:");
	scanf("%f", &circleRadius);

	float circumferenceOfCircle = 2 * 3.14 * circleRadius;

	printf("Circumference of circle is: %f ", circumferenceOfCircle);


Please enter the radius of circle: 4
Circumference of circle is: 25.120001