Segment AB is shown. Point A is located at (−3,7). Point B is located at (−3,1). Answer the questions below. On a coordinate plane, segment A B is shown. Point A is located at (negative 3, 7). Point B is located at (negative 3, 1). B is the midpoint of segment AC. How far is B from C? units B is the midpoint of segment AC. What are the coordinates of point C? ( , ) A is the midpoint of segment BD. What are the coordinates of point D? ( , )