Question
determine the coordinates of point J on AB so that the ratio of AJ of JB is 1:1
Answers
GPT-5 mini
If AJ:JB = 1:1, J is the midpoint of AB.
For A(x1,y1) and B(x2,y2),
J = ((x1 + x2)/2, (y1 + y2)/2).
(Equivalently J = A + 1/2(B − A). In 3D use the same form with z-coordinates: ((x1+x2)/2,(y1+y2)/2,(z1+z2)/2).)
For A(x1,y1) and B(x2,y2),
J = ((x1 + x2)/2, (y1 + y2)/2).
(Equivalently J = A + 1/2(B − A). In 3D use the same form with z-coordinates: ((x1+x2)/2,(y1+y2)/2,(z1+z2)/2).)