Two artillery bases are located at the points A and C represented in the figure. Each of the bases locates an enemy airplane at point B and measures the angles of elevation to the airplane. Given the elevation angles in the figure and the fact that the two bases are 743 meters apart, what is the distance, in meters, from the base at point C to the airplane? B

Question
Two artillery bases are located at the points A and C represented in the figure. Each of the bases locates an enemy airplane
at point B and measures the angles of elevation to the airplane. Given the elevation angles in the figure and the fact that the
two bases are 743 meters apart, what is the distance, in meters, from the base at point C to the airplane?
B

Image Transcription

Two artillery bases are located at the points A and C represented in the figure. Each of the bases locates an enemy airplane at point B and measures the angles of elevation to the airplane. Given the elevation angles in the figure and the fact that the two bases are 743 meters apart, what is the distance, in meters, from the base at point C to the airplane? B

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Trigonometric Ratios