using System;

namespace HousePainting
{
    class HousePainting
    {
        static void Main()
        {
            var x      = double.Parse(Console.ReadLine());
            var y      = double.Parse(Console.ReadLine());
            var h      = double.Parse(Console.ReadLine());
            var door   = 2.4;
            var window = 2.25;

            var wallArea   = x * x * 2 + y * x * 2 - (door + 2 * window);
            var greenPaint = wallArea / 3.4;

            var roofSide   = Math.Sqrt(x/2 * x/2 + h*h);
            var roofArea   = x * h + y * roofSide * 2;
            var redPaint   = roofArea / 4.3;

            Console.WriteLine("{0:f2}", greenPaint);
            Console.WriteLine("{0:f2}", redPaint);
        }
    }
}