A communications satellite is directly above the extension of a line between receiving towers A and B. It is determined from radio signals that Satellite the angle of elevation from tower A is 88.9 and the angle of elevation from tower B is 87.8". If A and B are 699 km apart, how far is the satellite from A? (Ignore the curvature of the earth.) 87.80 88 90 B 699 km A The satellite is km from tower A. (Round to the nearest thousand as needed.)