document.write( "Question 822068: Line D passes through the points (1,1) and (5,6). What is the slope of the line perpendicular to line D? \n" ); document.write( "

Algebra.Com's Answer #494570 by TimothyLamb(4379) $\"\"$ $\"About$

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\n" ); document.write( "(1,1) (5,6)
\n" ); document.write( "---
\n" ); document.write( "to solve the linear equation, copy and paste this (the two given points):
\n" ); document.write( "1,1,5,6
\n" ); document.write( "into the \"Two-Point form: x1 y1 x2 y2\" input box here: https://sooeet.com/math/linear-equation-solver.php
\n" ); document.write( "---
\n" ); document.write( "x-intercept = (0.2, 0)
\n" ); document.write( "y-intercept = (0, -0.25)
\n" ); document.write( "slope = 1.25
\n" ); document.write( "---
\n" ); document.write( "answer:
\n" ); document.write( "perpendicular lines have negative reciprocal slopes, so the slope of the perpendicular line is:
\n" ); document.write( "perpendicular slope = -1/1.25 = -0.8
\n" ); document.write( "---
\n" ); document.write( "Solve and graph linear equations:
\n" ); document.write( "https://sooeet.com/math/linear-equation-solver.php
\n" ); document.write( "---
\n" ); document.write( "Solve quadratic equations, quadratic formula:
\n" ); document.write( "https://sooeet.com/math/quadratic-formula-solver.php
\n" ); document.write( "---
\n" ); document.write( "Solve systems of linear equations up to 6-equations 6-variables:
\n" ); document.write( "https://sooeet.com/math/system-of-linear-equations-solver.php \n" ); document.write( "

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