document.write( "Question 1205656: Given below are descriptions of two lines.\r
\n" ); document.write( "\n" ); document.write( "Line 1: Goes through (-11,-9) and (2,4).\r
\n" ); document.write( "\n" ); document.write( "Line 2: Goes through (-4,0) and (-15,-11).\r
\n" ); document.write( "\n" ); document.write( "The slope of Line 1\r
\n" ); document.write( "\n" ); document.write( "The slope of Line 2\r
\n" ); document.write( "\n" ); document.write( "Finally, which of the following is true?\r
\n" ); document.write( "\n" ); document.write( "Line 1 is parallel to Line 2.
\n" ); document.write( "Line 1 is perpendicular to Line 2.
\n" ); document.write( "Line 1 is neither parallel nor perpendicular to Line 2.
\n" ); document.write( "

Algebra.Com's Answer #842602 by MathLover1(20849)\"\" \"About 
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\n" ); document.write( "Line 1: Goes through (-11,-9) and (2,4).\r
\n" ); document.write( "\n" ); document.write( "Line 2: Goes through (-4,0) and (-15,-11).\r
\n" ); document.write( "\n" ); document.write( "The slope of Line 1\r
\n" ); document.write( "\n" ); document.write( "\"m=%284-%28-9%29%29%2F%282-%28-11%29%29=%284%2B9%29%2F%282%2B11%29=13%2F13=1\"\r
\n" ); document.write( "\n" ); document.write( "The slope of Line 2\r
\n" ); document.write( "\n" ); document.write( "\"m=%28-11-0%29%2F%28-15-%28-4%29%29=-11%2F%28-15%2B4%29=-11%2F-11=1\"\r
\n" ); document.write( "
\n" ); document.write( "\n" ); document.write( "Finally, which of the following is true?\r
\n" ); document.write( "\n" ); document.write( "Line 1 is parallel to Line 2.=>\"true\"
\n" ); document.write( "Line 1 is perpendicular to Line 2.
\n" ); document.write( "Line 1 is neither parallel nor perpendicular to Line 2.\r
\n" ); document.write( "\n" ); document.write( "
\n" ); document.write( "
\n" );