Math, asked by guddu12323, 6 months ago

The sum of the measure of the interior angle of a rectangle polygon having 9 side is _______.​

Answers

Answered by Ҡαηнα
5

,So the interior angle of a 9 -sided polygon is 140 ° . We can see that x and one interior angle lie on the same side of a straight line, so their sum must be 180 ° .

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