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katlin95
From a hot air balloon, the angle between a radio antenna straight below and the base of the library downtown is 57°, as shown below. If the height of the balloon is 15 miles, what is the distance between the radio antenna and the library? A. 23.1 miles B. 12.7 miles C. 8.2 miles D. 11.6 miles
Tan(57)=(x/15) x=23 miles Use Tan(52)=(100/x) x=78 feet