document.write( "Question 785293: How many sides has a regular polygon whose interior angle is 156 \n" ); document.write( "
Algebra.Com's Answer #477441 by josgarithmetic(39617)\"\" \"About 
You can put this solution on YOUR website!
This is something I answered several weeks ago. I might try redoing it again now and giving the solution, but instead, I will only say this:\r
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\n" ); document.write( "\n" ); document.write( "Start with a triangle, add sides one by one, and look for a pattern.
\n" ); document.write( "Number of Sides______________Total Angle
\n" ); document.write( "3____________________________180
\n" ); document.write( "4____________________________360
\n" ); document.write( "5____________________________?
\n" ); document.write( "6____________________________?
\n" ); document.write( "7____________________________?
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