Answer:
the first one
Step-by-step explanation:
Answer:
1. have se x
Step-by-step explanation:
Answer:
<u>1260 degrees (1260°)</u>
Step-by-step explanation:
<u>Formula to Find Sum of Interior Angles of a Polygon</u>
- 180 (n - 2)
- n is the <u>number of sides</u> of the polygon
<u>Nonagon (9-sided polygon)</u>
- 180 (9 - 2)
- 180 × 7
- <u>1260 degrees (1260°)</u>
<span><span>F=9c+160/5
(add 160/9 to both sides then divide both sides by 5/9)
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