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Recent questions tagged p467

Find the direction cosines of the sides of the triangle whose vertices are (3, 5, -4), (-1, 1, 2) and ( -5, -5, -2).

asked Nov 29, 2012 by balaji.thirumalai

1 answer

Show that the points (2, 3, 4), (-1, -2, 1), (5, 8, 7) are collinear.

asked Nov 29, 2012 by balaji.thirumalai

1 answer

If a line has the direction ratios $-18, 12, -4,$ then what are its direction cosines?

asked Nov 29, 2012 by balaji.thirumalai

1 answer

Find the direction cosines of a line which makes equal angles with the coordinate axes.

asked Nov 29, 2012 by balaji.thirumalai

1 answer

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

asked Nov 29, 2012 by balaji.thirumalai

1 answer

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