Question: You are a passenger on a train that is travelling west through the Rocky Mountains. At one point you notice a mountain directly to the north of you (bearing of 0°) with its peak at an angle of elevation of 42°. After the train moves for 800m, the mountain is at a bearing of 30°. How tall is the mountain?
Question: A rock concert takes place on a circular stage where the audience can stand around and watch from all directions. The main platform of the stage is 3m above the audience. The lead singer sees her ex-husband due South at an angle of depression of 36°. Her son is at a S50°E and an angle of depression of 24° degrees. Has the ex-husband violated his 100m restraining order from the son?
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