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

 Apr 13, 2015

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 #1
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$$\\150n=180(n-2)\\
150n=180n-360\\
360=30n\\
n=360/30\\
n=12 sides\\$$

.
 Apr 14, 2015
 #1
avatar+99356 
+5
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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