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Mathematics, 06.10.2019 08:30 Cloudy76

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 distance between the radio antenna and the library is 1.3mls, how many miles high is the balloon?

From a hot air balloon, the angle between a radio antenna straight below and the base of the library

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