/// <summary>
 /// ToString: is meant to display specifically formated
 /// </summary>
 /// <returns>return formated string</returns>
 public override string ToString()
 {
     return(string.Format("{0,-11}\t{1,10}\t{2,10}\t{3,-45}",
                          this.GetType().Name, AreaCalculation.ToString("0.00"), VolumeCalculation.ToString("0.00"), $"{base.Radius.ToString("0.00")} r x {base.Height.ToString("0.00")} h"));
 }