a regular polygon has an interior angle of 150. How many sides does it have?

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a regular polygon has an interior angle of 150. How many sides does it have?

callipo Apr 13, 2015

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$$\\150n=180(n-2)\\
150n=180n-360\\
360=30n\\
n=360/30\\
n=12 sides\\$$

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Melody Apr 14, 2015

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+118609

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Best Answer

$$\\150n=180(n-2)\\
150n=180n-360\\
360=30n\\
n=360/30\\
n=12 sides\\$$

Melody Apr 14, 2015

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