Trapezoid

using System;

//Write an expression that calculates trapezoid's area by given sides a and b and height h. Examples:

//formula: ((a+b)*h)/2

class Trapezoids
{
    static void Main()
    {
        Console.Write("Enter value for one of the trapezoid's bases: ");
        double a = double.Parse(Console.ReadLine()); //double - to calculate numbers with a floating point
        Console.Write("Enter value for the other of the trapezoid's bases: ");
        double b = double.Parse(Console.ReadLine());
        Console.Write ("Enter a value for the height of the trapezoid: ");
        double h = double.Parse(Console.ReadLine());
        double area = ((a + b) * h) / 2;
        Console.WriteLine("The area of the trapezoid is: {0}", area);
    }
}