public void TestTrapezoidPerimeter2()
{
Trapezoid trapezoid = new Trapezoid(8, 2, 4);
Assert.AreEqual(20, trapezoid.Perimeter());
}
public void TestTrapezoidPerimeter()
{
Trapezoid trapezoid = new Trapezoid(20, 15, 10);
Assert.AreEqual((decimal)55.62, trapezoid.Perimeter());
}