C# program to find Area of Equilateral Triangle

Program

using System;
namespace AreaOfEquilateralTriangle
{
    class Program
    {
        static void Main(string[] args)
        {
            Console.Write("Enter the Length of Side:\t");
            float side = float.Parse(Console.ReadLine());
            float root = (float)Math.Sqrt(3) / 4;
            float area = root * side * side;
            Console.WriteLine("Area of Equilateral Triangle is:\t" + area);
       }
    }
}

Output

Enter the Length of Side:       9
Area of Equilateral Triangle is:        35.07403