BMSAT Kozhikode (QA) PYQs

If a pole is 6 meters high and casts a shadow $2\sqrt{3}$ meters long on the ground, then the sun's elevation is

If a pole 6 m high casts a shadow $2\sqrt{3}$ m long on the ground, then the sun's elevation is

If $\cos\alpha + \cos\beta + \cos\gamma = 3$, then $\cos^3\alpha + \cos^3\beta + \cos^3\gamma$ will be