Question

the angle of elevation of the sun when the length of shadow of a pole is equal to its height is ​

Answer 1

Let the height of the pole AB = x m.

∴ Length of shadow OB ol the pole AB = x m.

Let the angle of elevation be ө, i.e.

Hence, the angle of elevation of the Sun's altitude =

                                                                             45°

Hope it would have helped :)