question_answer

Two observers are stationed north of a tower at a distance of 20 m from each other. If the elevation of the tower observed by them are \[\text{3}0{}^\circ \]and\[\text{45}{}^\circ \], respectively, find the height of the tower.

A) 10m                                      

B) 16.32m

C) \[10(\sqrt{3}+1)m\]  

D)        30m