Word problems relating guy wire in trigonometry

Examples
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Lessons
  1. Determine the length of the longest guy wire if the tower in the middle of the bridge is 45 yards high and the angle of elevation from where the guy wire is anchored to the top of the tower is 40∘. 40^\circ.
  2. If the length of the guy wire is 40 metres and the angle of elevation from where the guy wire is anchored is 35∘35^\circ , how far from the base of the pole is the guy wired anchored?