# Math Help - Help, I'm stumped!

1. ## Help, I'm stumped!

I am stumped with this...I know what it is asking, but I need a little bump to get me started. Any Help
http://img36.imageshack.us/img36/482...09111909pm.jpg

2. Did you graph the points ?

3. The simplest way to do that is to find the slope of the two lines. If two lines, with slopes $m_1$ and $m_2$, are pependicular then $m_1m_2= -1$.