Find the distance between Q = (3, -7, -1) and the line through A = (1, 1, 2) and B = (2, 3, 4).
+2864 I'm assuming you know how to calculate distance in 3D if you listened in whatever class you're taking
Find the midpoint of line segment AB
Then find the distance between Q and the midpoint.
I recommend to be more specific in your questions
