The coordinates of the mid points of sides AB, BC and CA of ` A B C` are `D(1,2,-3),\ E(3,0,1)a n d\ F(-1,1,-4)` respectively. Write the coordinates of its centroid.

The coordinates of the mid points of sides AB, BC and CA of ABC are D(1,2,-3),E(3,0,1) and F(-1,1,-4) respectively.Write the coordinates of its centroid.

The coordinates of the mid points of the sides "BC", "CA" and "AB" of a △ ABC are (3,3), (3, 4) and (2,4) respectively. Then the triangle "ABC" is

If the coordinate of the mid - point of the sides AB, BC and CA of a trinagle are (3,4) (1,1) and (2,-3) respectively , then the vertice A and B of the triangle are .

Find the area of triangle ABC , the midpoints of whose sides AB, BC and CA are D(3,-1), E(5, 3) and F(1,-3) respectively.

If the mid points of the sides of a triangle AB, BC and CA are D(1, 2, -3), E(3, 0, 1) and F(-1,1,-4), then find the centroid of the triangle.

Find the coordinates of the centroid of a triangle the mid points of whose sides are (1,2,-3), (3,0,1) and (-1,1,-4)

Find the centroid of a triangle, the mid-point of whose sides are D(1, 2, -3), E(3, 0, 1) and F(-1, 1, -4).

Let the coordinates of the points A, B, C be (1,8,4), (0,-11,4) and (2,-3,1) respectively. What are the coordinates of the point D which is the foot of the perpendicular from A on BC?

Let the coordinates of the points A, B, C be (1,8,4), (0,-11,4) and (2,-3,1) respectively. What are the coordinates of the point D which is the foot of the perpendicular from A on BC ?