aircraft (at Z) is spotted by two observers (at X and Y) who are L=1200 feet apart. As the airplane passes over the line joining them, each observer takes a sighting of the angle of elevation to the plane, as indicated in the figure. If A=40°,and B=45°, how high is the airplane?
aircraft (at Z) is spotted by two observers (at X and Y) who are L=1200 feet apart. As the airplane passes over the line joining them, each observer takes a sighting of the angle of elevation to the plane, as indicated in the figure. If A=40°,and B=45°, how high is the airplane?
Algebra & Trigonometry with Analytic Geometry
13th Edition
ISBN:9781133382119
Author:Swokowski
Publisher:Swokowski
Chapter1: Fundamental Concepts Of Algebra
Section1.2: Exponents And Radicals
Problem 35E
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An aircraft (at Z) is spotted by two observers (at X and Y) who are L=1200 feet apart. As the airplane passes over the line joining them, each observer takes a sighting of the angle of elevation to the plane, as indicated in the figure. If A=40°,and B=45°, how high is the airplane?
...
Transcribed Image Text:X
L
h
D
B
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