[" If the projections of the line segment "vec PQ" on the axes are "],[3,4,12" then the length of "bar(PQ)" is "]

If the projections of the line segment bar(PQ) on the axes are 3, 4, 12 then the length of bar(PQ) is

If the projection of a line segment PQ on the coordinate axes are 3,4,5, then the length of the line segment is

If the projections of a line segment on the axes are 3, -4, 12 then the length of the segment and d.c.'s of the line are

If the projection of a straight line segment on the coordinate axes are 2,3,6 then the length of the segment is

If the projection a of a line segment PQ on the coordinate as are 2,3,6, then its direction cosines are

The projection of a line segment on the coordinate axes are 2,3,6. Then the length of the line segment is

The projection of a line segment on the coordinate axes are 2,3,6. Then the length of the line segment is

The projection of a line segment on the coordinate axes are 2,3,6. Then the length of the line segment is

The projection of a line segment on the axes are 9, 12 and 8. Then the length of the line segment is

If the projections of bar(PQ) on the axes are 2, -2, 1 then the length PQ =