A helicopter is flying at 3564m above ground. If an angle of 30° is subtended at a ground point by the helicopter position 100s apart, what is the speed of the helicopter?
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tan30= x/ 3564
⇒V= x/t
= 3564tan(30) /100
=20m/s
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Answer:
helicopter is flying at 3564m above ground. If an angle of 30° is subtended ahelicopter is flying at 3564m above ground. If an angle of 30° is subtended at a ground point by the helicopter position t a ground point by the helicopter position
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