SOLUTION: If the interior angle of a polygon is 9 times bigger than its exterior how many sides does it have

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Question 830773: If the interior angle of a polygon is 9 times bigger than its exterior how many sides does it have
Answer by Alan3354(69443) About Me  (Show Source):
You can put this solution on YOUR website!
If the interior angle of a polygon is 9 times bigger than its exterior how many sides does it have
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9 times bigger is 10 times as big.
Ext + 10Ext = 180
Ext = 180/11
# of sides = 360/Ext
= 22 sides