If AD, BE and CF are the altitudes of `Delta ABC` whose vertex A is (-4,5). The coordinates of points E and F are (4,1) and (-1,-4), respectively. Equation of BC is

If AD,BE and CF are the altitudes of a triangle ABC whose vertex A is the point (-4,5) . The coordinates of the points E and F are (4,1) and (-1,-4) respectively, then equation of BC is

If AD,BE,CF are the altitudes of triangle ABC whose ortho centre is H then C is ortho centre of

If A(4, 2), B(6, 5) and C(1, 4) be the vertices of Delta ABC and AD is a median, then the coordinates of D are

Let a(4, 2), B(6, 5) and C(1, 4) be the vertices of Delta ABC . Find the coordinates of points Q and R on medians BE and CF respectively such that BQ : QE = 2 : 1 and CR : RF = 2 : 1.

The equation of the altitude of the /_ABC whose vertices are A(-4,2);B(6,5),C(1,-4) is

The equation of the altitude of the triangle ABC whose vertices are A(-4,2), B(6,5) and C(1,-4) can be