Topic :- Applications of Trigonometry
An aeroplane is flying horizontally 1km above the ground is observed at an elevation of 60°. If after 10 seconds the elevation is ovserved at 30°. The uniform speed per hour of aeroplane is
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please explain daigram clearly
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The distance travelled by the aeroplane in 10 seconds will be the difference between the different positions. Thus the speed of the aeroplane is 240√3 km/hr.
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