Asked by David
The angle of Elevation of an aircraft From a point T on the Horizontal ground is 30 If the air craft is 800m above the ground how far is it from T
Answers
Answered by
oobleck
as always, draw a diagram. You can see that the horizontal distance is found using
800/x = tan30°
the line-of-sight distance is
800/x = sin30°
800/x = tan30°
the line-of-sight distance is
800/x = sin30°
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