Three Dimension...

^{_{The foot of  from  on y-axis is}}

The medians of a triangle are concurrent at the point called

The perpendicular distance of the point (6, 5, 8) from y–axis is

The graph of the equation x² + y² = 0 in three dimensional space is

The distance of the point ( 3, 4, 5) from X- axis is

How many lines through the origin make equal angles with the coordinate axes ?

The distance of point (3, 4, 5) from x-axis is

The distance of point A (2, 3, 4) from x-axis is

The point which divides the line joining the points (2, 4, 5) and (3, 5, – 4) in the ratio – 2 : 3 lies in

The distance of the point P (a, b, c) from the x-axis is

The direction cosines of X -axis are

The direction cosines of any normal to the XY plane are

The shortest distance of the point P (a, b, c) form x-axis is

The coordinates of the foot of the perpendicular drawn from the point A (1, 0, 3) to the join of the points B (4, 7, 1) and C (3, 5, 3) are 

The distance (in units) of the point (1, 2, 3) from X - axis is

The distance of the point ( x , y , z ) from xy - plane is