document.write( "Question 832066: What is the exact value of sec180°? \n" ); document.write( "
Algebra.Com's Answer #501830 by hovuquocan1997(83)\"\" \"About 
You can put this solution on YOUR website!
Cos180=-1
\n" ); document.write( "Sec180 = 1/cos180 = 1/-1 = -1
\n" ); document.write( "TA-DAH
\n" ); document.write( ":D
\n" ); document.write( "
\n" );