The midpoint of the line segment joining `A(x_(1),y_(1),z_(1)),B(x_(2),y_(2),z_(2))` is

If ' P' divides the line segment joining A(x_(1),y_(1),z_(1)),B(x_(2),y_(2),z_(2)) in the ratio m : n internally then P=

The line segment joining A(x_(1),y_(1),z_(1)),B(x_(2),y_(2),z_(2)) is divided by XY - plane in the ratio

Find the co ordinates of the point which bisects the line segment joininng the points (x_(1),y_(1),z_(1)) and (x_(2),y_(2),z_(2))

ZX-Plane divides the line joining A(x_(1),y_(1),z_(1)),B(x_(2),y_(2),z_(2)) in the ratio =

XY - plane divides the line joining A(x_(1),y_(1),z_(1)) and B(x_(2),y_(2),z_(2)) in the ratio

The distance between the points A(x_(1),y_(1),z_(1)) and B(x_(2),y_(2),z_(2)) is AB=

The ratio in which the line segment joining (x_(1),y_(1)) and (x_(2),y_(2)) is devided by X - axis is

Show that the coordinates off the centroid of the triangle with vertices A(x_(1),y_(1),z_(1)),B(x_(2),y_(2),z_(2)) and (x_(3),y_(3),z_(3)) are ((x_(1)+x_(2)+x_(3))/(3),(y_(1)+y_(2)+y_(3))/(3),(z_(1)+z_(2)+z_(3))/(3))

Find the distance between the points P(x_(1),y_(1),z_(1)) and Q(x_(2),y_(2),z_(2))

Show that the plane ax+by+cz+d=0 divides the line joining the points (x_(1),y_(1),z_(1)) and (x_(2),y_(2),z_(2)) in the ratio (ax_(1)+by_(1)+cz_(1)+d)/(ax_(2)+by_(2)+cz_(2)+d)