public abstract class TrigCalculatorSolution extends BasicCalculatorSolution 
{
  
  /**
   * Calculates the sine of an angle in radians. 
   * @return sine(angle)
   */
  public double sine (double angle)
  {
    return Math.sin(angle);
  }
  
  /**
   * Calculates the cosine of an angle in radians. 
   * @return cosine(angle)
   */
  public double cosine (double angle)
  {
    return Math.cos(angle);
  }
  
}