Java - quiero ayuda para poner cuadros de dialogo ya tiene uno pero falta que muestre resultado ayuda,urge

package proyecto2;
import javax.swing.JOptionPane;
/**
*
* @author valen
*/
public class Proyecto2 {

/**
* @param args the command line arguments
*/
public static void main(String[] args) {


double degrees, degreesAux, radians, radiansAux;
double sinValue, cosValue, tanValue;
double secValue, cosecValue, cotanValue;

// Obtain angle in degrees
String strDegrees = JOptionPane.showInputDialog(null, "Introduce los grados del ángulo", "Funciones trigonométricas",
JOptionPane.QUESTION_MESSAGE);

degrees = Double.parseDouble(strDegrees);

// Convert degrees to radians
radians = Math.toRadians(degrees);

System.out.println("\tFunciones trigonométricas");
System.out.println("*****************************************");
System.out.printf("Grados: %f, Radianes: %f%n", degrees, radians);

// Calculate Sine. Math.sin(a); a angle in radians
sinValue = Math.sin(radians);
System.out.printf("%nSeno: sen(%.2f) = %.2f %n", degrees, sinValue);

// Calculate Cosine. Math.cos(a); a angle in radians
cosValue = Math.cos(radians);
System.out.printf("Coseno: cos(%.2f) = %.2f %n", degrees, cosValue);

// Calculate Tangent. Math.tan(a); a angle in radians
tanValue = Math.tan(radians);
System.out.printf("Tangente: tan(%.2f) = %.2f %n", degrees, tanValue);

// Calculate Sec = 1 / Cosine
secValue = 1.0 / cosValue;
System.out.printf("%nSecante: sec(%.2f) = %.2f %n", degrees, secValue);

// Calculate Cosec = 1 / Sine
cosecValue = 1.0 / sinValue;
System.out.printf("Cosecante: cosec(%.2f) = %.2f %n", degrees,
cosecValue);

// Calculate Cotangent = 1 / Tangent
cotanValue = 1.0 / tanValue;
System.out.printf("Cotangente: cotg(%.2f) = %.2f %n", degrees,
cotanValue);

// Calculate arc-sin. Math.asin(a)
radiansAux = Math.asin(sinValue);
degreesAux = Math.toDegrees(radiansAux);
System.out.printf("%nArcoseno: arcsen(%.2f) = %.2f %n", sinValue,
degreesAux);

// Calculate arc-cos. Math.acos(a)
radiansAux = Math.acos(cosValue);
degreesAux = Math.toDegrees(radiansAux);
System.out.printf("Arcocoseno arccos(%.2f) = %.2f %n", cosValue,
degreesAux);

// Calculate arc-tan. Math.atan(a)
radiansAux = Math.atan(tanValue);
degreesAux = Math.toDegrees(radiansAux);
System.out.printf("Arcotangente arctan(%.2f) = %.2f %n", tanValue,
degreesAux);
}

}