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Mathematics 7 Online
OpenStudy (anonymous):

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?

OpenStudy (anonymous):

Howdy.

OpenStudy (anonymous):

|dw:1336435993255:dw| Is this right?

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