document.write( "Question 178433: Are the following lines parallel, perpendicular, or neither?\r
\n" ); document.write( "\n" ); document.write( "L1 through (9,2) and (3,-8)
\n" ); document.write( "L2 through (-3,5) and (5,-1)
\n" ); document.write( "

Algebra.Com's Answer #133392 by cartert(27)\"\" \"About 
You can put this solution on YOUR website!
they are perpendicular \n" ); document.write( "
\n" );