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Find the sum of the interior angles of a polygon that has 9 sides?
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Find the sum of the interior angles of a polygon that has 9 sides?

User Oscar Cabrero
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1 Answer

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Answer: (9 - 2) ⋅ 180 ° = 7 ⋅ 180 ° = 126 0 °

Explanation:

User Duttaoindril
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