Respuesta :

keziaho

Answer:113

Step-by-step explanation:

I’m not really sure but the exterior angle lies on a straight line meaning that it has to amount to 180 degrees. 67 + x =180 so x = 180-67 which is 113. But I’m not entirely sure bout this.

tristonpmclaughlin

Step-by-step explanation:

67-180=113

x=113

and the third corner =15 degrees

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