Respuesta :

Answer:

1260 degrees (1260°)

Step-by-step explanation:

Formula to Find Sum of Interior Angles of a Polygon

  • 180 (n - 2)
  • n is the number of sides of the polygon

Nonagon (9-sided polygon)

  • 180 (9 - 2)
  • 180 × 7
  • 1260 degrees (1260°)

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