Respuesta :

Answer:

x = 111°

Step-by-step explanation:

180 - 65 = 115

180 - 106 = 74

180 - 78 = 102

360 = 115 + 74 + 102 + ?

360 = 291 + ?

? = 360 - 291

? = 69

x = 180 - ?

x = 180 - 69

x = 111°

hopefully this helps

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