Go language program to calculate circle circumference
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
package main
import "fmt"
func main() {
var circleRadius float64
var circumferenceOfCircle float64
fmt.Println("Please enter the radius of circle:")
fmt.Scanf("%f", &circleRadius)
circumferenceOfCircle = 2 * 22/7 * circleRadius
fmt.Println("Circumference of circle is: " , circumferenceOfCircle)
}
Output:
Please enter the radius of circle:
9
Circumference of circle is: 54