Question

what is the sum of interior angles of polygon having 9 sides

Answer 1

Hello friend....

This type of figure is known as nonagon.
The sum is 1260 degrees.

Hope this helps you

Answer 2

$\textbf {Hey there, here is the solution.}$

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Sum of interior angles = (n - 2) x 180, where n is the number of sides.

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Given that the polygon has 9 sides:

Sum of interior angles = (9 - 2) x 180 = 1260°

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Answer: The sum of interior angles of a 9 sided polygon is 1260°

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⭐$\textbf {Cheers}$⭐