Respuesta :

Answer:

76

Step-by-step explanation:

68 + 36 = 104

180 - 104 = 76

Answer:

140°

Step-by-step explanation:

∠YUV =  

1

2

(arc VY - arc XV)

36 =  

1

2

(arc VY - 68)

72 = arc VY - 68

arc VY = 140°

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