Tarzan grabs a vine, which is initially horizontal, and attempts to swing to the ground as shown in the figure below. Tarzan weighs 898 N, and the breaking strength of the vine he knows to be 1762 N. As Tarzan is swinging, he is surprised to find that the vine breaks at a certain angle θ. Find θ.
![1581_tirzan.gif](https://secure.tutorsglobe.com/CMSImages/1581_tirzan.gif)