List of top Mathematics Questions on Three Dimensional Geometry asked in MET

If \(\alpha,\beta,\gamma\) are direction angles, then \(\sin^2\alpha+\sin^2\beta+\sin^2\gamma\) is

If \(A(-1,3,2), B(2,3,5), C(3,5,-2)\) are vertices of a triangle ABC, then angles of Triangle ABC are :

If a line in the space makes angle \( \alpha, \beta, \gamma \) with the coordinate axes, then \( \cos 2\alpha + \cos 2\beta + \cos 2\gamma + \sin^{2}\alpha + \sin^{2}\beta + \sin^{2}\gamma \) equals