document.write( "Question 999318: let ABC be a triangle. Let N be the point of intersection of the side AC with the bisector pf angle B.\r
\n" ); document.write( "\n" ); document.write( "Show that AB:BC = AN:NC\r
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Algebra.Com's Answer #616991 by ikleyn(52847)\"\" \"About 
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\n" ); document.write( "See the lesson  On what segments the angle bisector divides the side of a triangle  in this site.  The proof of this theorem is there.\r
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