Find the points of trisection of the segment joining A(-2,5) and B(3,1).

Find the points of trisection of the segment joining the points A(4,-1,5) and B(-5,5,-7).

Find the coordinates of the points of trisection of the line segment joining (4, -1) and (-2,-3).

Find the co-ordinates of the points of trisection of the line segment joining the points (3,- 3) and (6, 9).

Write down the coordinates of the mid point of the segment joining the points A(1,-3,5) and B(-3,7,1).

Find the coordinates of the points which divides the line segment joining A (- 2, 2) and B (2, 8) into four equal parts.

Find the ratio in which the line segment joining : (2,1,5) and (3,4,3) is divided by the plane x+y-z=1/2

Find the equation of a line that is perpendicular to 3x + 2y = 8 and passes through the mid-point of the line segment joining : (2, 7) and (- 4, 1).

Find the length of the projection of the line segment joining the point A(-1,2,0) and B(1,-1,2) on the plane 2x-y-2z-4=0 .