Find x in the following figures.

A.


B.

We know that the sum of all exterior angles of polygon = 360o

Therefore,


A. 125° + 125° + x = 360°


250° + x = 360°


x = 110°


B. 60° + 90° + 70° + x + 90° = 360°


310° + x = 360°


x = 50°


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