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360
                  Measureof each exterior angle of a regular polygon=
                                                                              

                                        Where n = no. of sides of regular polygon

                                                                       360
                  No. of sides of a regular polygon=
                                                                                                                 

                  Example: Find the number of sides of a regular polygon whose each exterior angle has
                  a measure of 45°.

                  Solution: Total measure of all exterior angles = 360°


                                 Measure of each exterior angle = 45°

                                 Therefore, the number of exterior angles = 360/45 = 8

                  ∴The polygon has 8 sides.














































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