Finding the Distance between Two Points in the Coordinate Plane Recall that for any two points (x1,y) and (x,y) in the coordinate plane, the between them is: d = (x2-x1) + (2-1) y 5 4 3 2 d (x,y) = (1,-1) (x2,y2) = d=(-2-1)2 + (3-(-1)) =(-3)+42 = 9+16=25 = -5 4-3-2-1 2 3 4 5 -1 -2 3 -5 17