Enter first side: 15 Enter second side: 9 Enter third side: 7 Area of the triangle is: 20.69 | Enter first side: 5 Enter second side: 6 Enter third side: 7 Area of the triangle is: 14.7 |
package main import ( "fmt" "math" ) func main(){ var a, b, c float64 fmt.Print("Enter first side of the triangle: ") fmt.Scanf("%f", &a) fmt.Print("Enter second side of the triangle: ") fmt.Scanf("%f", &b) fmt.Print("Enter third side of the triangle: ") fmt.Scanf("%f", &c) s:=(a+b+c)/2 area:=math.Sqrt(s * (s - a) * (s - b) * (s - c)) fmt.Printf("Area of the triangle is: %.2f", area) }
Enter first side of the triangle: 15 Enter second side of the triangle: 9 Enter third side of the triangle: 7 Area of the triangle is: 20.69