If A (2, 1), B(-2, 3) and C(4, 5) are the vertices of a △ ABC, then find the equation of
(i) the altitude through B.
(ii) the right bisector of side BC.
x+2y−4=0,,3x+y−7=0
In the triangle ABC with vertices A(2, 3), B (4, -1) and C(1, 2), find the equation and length of altitude from the vertex A