Two sensors are spaced 700 ft apart along the approach to a small airport. When an aircraft is nearing the airport, the angle of elevation from the first sensor to the aircraft is 20 degrees, and from the second sensor to the aircraft is 15 degrees. Determine how high the aircraft is at this time.

answer: 2530

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step-by-step explanation:

step-by-step explanation:

no, her answer is not correct.   we square the lengths of all sides and then determine whether the pythagorean theorem holds here:

9² + 15² = 306.   this is not equal to the square of the longest side ( that square being 395.   answer c is correct.

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step-by-step explanation: