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A man, lying down on top of a cliff 40m high observes the angle of depression of a buoy to be 20°. If he us in line with the buoy, calculate the distance between the buoy and the foot of the cliff (which may be assumed to be vertical) to the nearest metre.
4 years ago

Answers

oobleck
40/d = tan20°
4 years ago
Alhaji
40m and 20
3 years ago

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