document.write( "Question 1102369: If csc x = 4, 90 < x < 180 , then\r
\n" ); document.write( "\n" ); document.write( "sin(x/2)=
\n" ); document.write( "cos(x/2)=
\n" ); document.write( "tan(x/2)=
\n" ); document.write( "

Algebra.Com's Answer #717045 by Alan3354(69443)\"\" \"About 
You can put this solution on YOUR website!
Look up \"Half angle formulas\" on Wikipedia.
\n" ); document.write( "
\n" ); document.write( "
\n" );