Determine the distance between point (x1, y1) and point (x2, y2), and assign the result to point distance. the calculation is: distance = square root of( (x2 - x1)2 + (y2 - y1)2 ) you may declare additional variables. ex: for points (1.0, 2.0) and (1.0, 5.0), pointsdistance is 3.0.