3-d

Related Questions

• The co-ordinates of the point which divides the join of the points (2, –1, 3) and (4, 3, 1) in the ratio 3 : 4 internally are given by

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• The plane $XOZ$ divides the join of $(1,\,-1,\,\,5)$ and (2, 3, 4) in the ratio $\lambda :1$, then $\lambda $ is

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• The xy-plane divides the line joining the points (–1, 3, 4) and (2, –5, 6)

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• If a line makes angles $\alpha ,\beta ,\gamma ,\delta $ with four diagonals of a cube, then the value of ${{\sin }^{2}}\alpha +{{\sin }^{2}}\beta +$ ${{\sin }^{2}}\gamma +{{\sin }^{2}}\delta $ is

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• If a plane cuts off intercepts –6, 3, 4 from the co-ordinate axes, then the length of the perpendicular from the origin to the plane is

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