document.write( "Question 993325: Prove that the angles between adjacent diagonals at any vertex of an n-sided regular polygon are equal and have the value 180/n. \n" ); document.write( "
Algebra.Com's Answer #612652 by ikleyn(52790)\"\" \"About 
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\n" ); document.write( "It is so because these angles are leaning on equal arcs, and each such arc has the arc measure of 360°/n.\r
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