Question: Two observers simultaneously measure the angle of elevation of a helicopter. One angle is measured as 25, the other as 40 (see the figure). If

Two observers simultaneously measure the angle of elevation of a helicopter. One angle is measured as 25°, the other as 40° (see the figure). If the observers are 100 feet apart and the helicopter lies over the line joining them, how high is the helicopter?

Two observers simultaneously measure the angle of elevation of a

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