1. A​ blimp, suspended in the air at a height of 500 ​feet, lies directly over a line from a sports stadium to a planetarium. If the angle of depression from the blimp to the stadium is 31 degrees and from the blimp to the planetarium is 29 degrees ​, find the distance between the sports stadium and the planetarium. 2. Suppose you are headed toward a plateau 55 m high. If the angle of elevation to the top of the plateau is 60 degrees​, how far are you from the base of the​ plateau?

3. A radio transmission tower is 200 feet high. How long should a guy wire be if it is to be attached to the tower 19 feet from the top and is to make an angle of 45 degrees with the​ ground?
The guy wire should be ??? feet long.