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What is the sum of the interior angle measures of the polygon

What Is The Sum Of The Interior Angle Measures Of The Polygon class=

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Mathstudent55id

Answer:

1260°

Step-by-step explanation:

The sum of the measures of the interior angles of a polygon of n sides is

(n - 2)180°

This polygon has 9 sides, so n = 9

sum = (9 - 2)180°

sum = 7(180°)

sum = 1260°

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