A polygon has an interior angle sum of 3060° how many sides must the polygon have?

asked Jun 12, 2017 216k views

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4 votes

3060÷180 +2

using the formula (n-2) × 180 = sums of interior angles

Senty answered Jun 13, 2017

by Senty

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2 votes

sum of interior angles=(n-2)180
3060=(n-2)180
3060/180=n-2
17=n-2
n=17+2
n=19..

Existe Deja answered Jun 16, 2017

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