Respuesta :

Answer:

∠x = 50°

Step-by-step explanation:

All external angles of a polygon add up to 360°.

Therefore,

  • 78° + ∠x + 95° + ∠x + 37° + ∠x = 360°
  • 3∠x + 210° = 360°
  • 3∠x = 150°
  • ∠x = 50°

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