A helicopter is sighted at the same time by two ground observers who are 4.9km apart.
The angles from the observers to the helicopter (measured to the horizontal) are 21.4 degrees and 28.6 degrees. How high is the helicopter.
We have to use the sine rule...

Question

A helicopter is sighted at the same time by two ground observers who are 4.9km apart. 
The angles from the observers to the helicopter (measured to the horizontal) are 21.4 degrees and 28.6 degrees. How high is the helicopter.
We have to use the sine rule...

anonymous · Answer

pfff.. helicopters ...
There are easier ways to fly >:)

anonymous · Answer

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But on to other matters ^.^

anonymous · Answer

Cat got your tongue @adriana_98 ? :P

anonymous · Answer

Medal for your first comment x'D

anonymous · Answer

^.^

anonymous · Answer

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