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Find the measure of the vertex angles of a 9 sided polygon

label Mathematics
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Find the measure of the vertex angles of a 9 sided polygon

Oct 19th, 2017

The sum of interior angles = 2*9-4=14 right angles =14*90 degrees

Each vertex angle = 14*90/9 =140 degrees

Jul 16th, 2014

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Oct 19th, 2017
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Oct 19th, 2017
Oct 20th, 2017
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