List of top Mathematics Questions on Direction Cosines and Direction Ratios of a Line asked in Maharashtra Class XII

If \( \alpha, \beta, \gamma \) are direction angles of a line and \( \alpha = 60^\circ, \beta = 45^\circ \), then \( \gamma \) is _________.

In \( \Delta ABC \), if \( c^2 + a^2 - b^2 = ac \), then \( \angle B = \)