document.write( "Question 613405: complement of 2pi/9 \n" ); document.write( "
Algebra.Com's Answer #386033 by lwsshak3(11628)\"\" \"About 
You can put this solution on YOUR website!
complement of 2pi/9
\n" ); document.write( "=π/2-2π/9
\n" ); document.write( "=9π/18-4π/18
\n" ); document.write( "=5π/18
\n" ); document.write( "
\n" );