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A communications satellite is directly above the extension of a line between receiving towers A and B. It is determined from radio signals that the

A communications satellite is directly above the extension of a line between receiving towers A and B. It is determined from radio signals that the angle of elevation from tower A is 88.9 and the angle of elevation from tower B is 85.9. If A and B are 664 kmapart, how far is the satellite fromA?(Ignore the curvature of theearth.)

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