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Mathematics, 23.03.2021 17:50 unruhlsY25

The diagram shows a helicopter C hovering vertically above the point B on the horizontal ground AB. AC makes an angle of 30o with the gound AB. If AB = 200 m, how high is the helicopter above the ground?​


The diagram shows a helicopter C hovering vertically above the point B on the horizontal ground AB.

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The diagram shows a helicopter C hovering vertically above the point B on the horizontal ground AB....
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