Given points $A$ and $C$ in the plane, how do I find the point $B$ on the line segment between $A$ and $C$ that is located at a distance $d$ from $A$?
Example: $$A = (0,3), \qquad C = (3,0), \qquad d=1$$
Given points $A$ and $C$ in the plane, how do I find the point $B$ on the line segment between $A$ and $C$ that is located at a distance $d$ from $A$?
Example: $$A = (0,3), \qquad C = (3,0), \qquad d=1$$