Sagot :
Answer:
- 1260°
Step-by-step explanation:
Since the sum of the interior angles of a triangle is 180°, the sum of the interior angles of the nonagon is 9 × 180° = 1260°.
Answer:
Step-by-step explanation:
Since the sum of the interior angles of a triangle is 180°, the sum of the interior angles of the nonagon is 9 × 180° = 1260°.