Puzzle of The Day #7

Puzzle of The Day #7

Solution:-

Consider the shaded region as one. Then find their square, result should be the digits in the non-shaded regions.

Examples:-

             Figure 1:-              

                         42² = 1764

             Figure 2:-           

                      76² = 5776  

            Figure 3:-     

  

                      39²= 1521

So Answer is 9