document.write( "Question 1154430: draw two different coordinate axes show a line with undefined slope and then show a line with zero slopes .now explain how u know the slop of each line. \n" ); document.write( "

Algebra.Com's Answer #776854 by Edwin McCravy(20065) $\"\"$ $\"About$

You can put this solution on YOUR website!

\r\n" );
document.write( "\r\n" );
document.write( "All vertical lines have undefined slopes.\r\n" );
document.write( "\r\n" );
document.write( "\r\n" );
document.write( "Lines that lean to the right have slopes that are positive numbers.\r\n" );
document.write( "\r\n" );
document.write( "Lines that lean to the left have slopes that are negative numbers.\r\n" );
document.write( "\r\n" );
document.write( "Lines that are horizontal have slope 0 (zero).\r\n" );
document.write( "\r\n" );
document.write( "\r\n" );
document.write( "To find the slope of any line pick ANY two points on the line.  Draw a right\r\n" );
document.write( "triangle with a horizontal and vertical side so that the hypotenuse is the line\r\n" );
document.write( "segment between the two points.  The vertical side is the \"rise\" and the\r\n" );
document.write( "horizontal side is the \"run\". The slope is the fraction \"rise\"/\"run\".  If the\r\n" );
document.write( "line leans right the slope is taken positive and if it leans left the slope is\r\n" );
document.write( "taken negative.\r\n" );
document.write( "\r\n" );
document.write( "Here is an example:\r\n" );
document.write( "\r\n" );
document.write( "\r\n" );
document.write( "\r\n" );
document.write( "The vertical side is 5 units long.  That's the \"rise\".\r\n" );
document.write( "The horizontal side is 3 units long.  That's the \"run\".\r\n" );
document.write( "So the slope is 5 over 3, but since it leans left the \r\n" );
document.write( "slope is negative and is the negative number -5/3.\r\n" );
document.write( "\r\n" );
document.write( "Edwin

\n" ); document.write( "

\n" );