If a line makes angles `90^(@), 135^(@), 45^(@)` with the positive X, Y and Z-axes respectively, find its direction cosines.

If a line makes angles 90^(@),135^(@)and45^(@) with the X, Y and Z-axis respectively, find its direction cosines.

If a line angles 90^@, 135^@, 45^@ with the positive x,y and z axis respectively, find its direction cosines.

If a line makes angles 90^(@),135^(@),45^(@) with the x,y and z -axes respectively,find its direction cosines.

(A) If a line makes angle 90^(@), 135^(@), 45^(@) with the x , y and z respectively, find its direction-cosines. (b) If a line has direction-ratio lt 2, -1, -2, gt , determine its direction-cosines.

If a line makes angles of 90^@,60^@ and 30^@ with the positive x, y and z axis respectively, find its direction-cosines.

If a line makes angles of 90^@,60^@ and 30^@ with the positive x, y and z axis respectively, find its direction-cosines.