E Ezzy Zee New member Aug 23, 2010 #1 I'm given 3 points: (-4,4) (3,1) (-2,-1) and the question asks to decide whether these 3 points are the vertices of a right triangle. I drew it out on a graph and it looks like it is, but how do I figure this out mathematically?
I'm given 3 points: (-4,4) (3,1) (-2,-1) and the question asks to decide whether these 3 points are the vertices of a right triangle. I drew it out on a graph and it looks like it is, but how do I figure this out mathematically?
