public void Perimeter(double radius, double centerX, double centerY, double expectedPerimeter)
{
Circle2D circle = new Circle2D(new Point2D(centerX, centerY), radius);
Assert.That(TestUtil.IsSameValue(circle.Perimeter, expectedPerimeter));
}
public void Area(double radius, double centerX, double centerY, double expectedArea)
{
Circle2D circle = new Circle2D(new Point2D(centerX, centerY), radius);
Assert.That(TestUtil.IsSameValue(circle.Area, expectedArea));
}