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The value of the internal angle of a polygon is 150 degrees. Find the number of bases
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The value of the internal angle of a polygon is 150 degrees. Find the number of bases

User Bitmagier
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Since an interior angle is 150 degrees, its adjacent exterior angle is 30 degrees. Exterior angles of any polygon always add up to 360 degrees. With the polygon being regular, we can just divide 360 by 30 to get 12 sides.

Hope this helps!
User Kirotab
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