The projection of the line segment joining the
Points (1, 2, 3) and (4, 5, 6) on the plane
`2x + y + z = 1` is

If the length of the projection of the line segment joining the points (1, 2, -1) and (3, 5, 5) on the plane 3x-4y+12z=5 is equal to d units, then the value of 169d^(2) equal to

If the length of the projection of the line segment joining the points (1, 2, -1) and (3, 5, 5) on the plane 3x-4y+12z=5 is equal to d units, then the value of 169d^(2) equal to

The length of the projection of the line segment joining the points (5,-1,4) and (4,-1,3) on the plane x+y+z=7 is

The length of the projection of the line segment joining the pooints (5,-1,4) and (4,-1,3) on the plane x+y+z=7 is

The length of projection, of the line segment joining the points (1,-1,0) and (-1,0,1) to the plane 2x+y+6z=1 is equal to

The length of projection, of the line segment joining the points (1,-1,0) and (-1,0,1) to the plane 2x+y+6z=1 is equal to

The length of the projection of the line segment joining the points (2,1,3) and (3,-2,5) on the plane x+y+z=3 is equal to

The length of projection of the line segmet joining the points (1, 0, -1) and (-1, 2, 2) on the plane x+3y-5z=6 is equal to