Seudónimo Seudónimo
  • 25-04-2020
  • Mathematics
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please help....
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Аноним Аноним
  • 25-04-2020

Answer:

x = 54°

Step-by-step explanation:

∠O = 360° => ∠O₁ = 360/5 = 72°

x = (180° - 72°) : 2

= 108° : 2

= 54°

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