Question 30191
first find the slope of the line that contains these two points.
(0,5) (-3,-4)
{{{ (5--4)/(0--3) }}}
{{{ 9/3 }}}
{{{ 3 }}} for two lines to be perpindicular to one another, their slopes need to be opposite recipricals on one another.
so the slope of the second line is -1/3