A helicopter lifts up 1000 feet over an island and spots a


Question: A helicopter lifts up 1000 feet over an island and spots a swimmer that needs to be rescued. Using a distant landmark, the helicopter pilot determines the angle of depression to be 43 degrees. Find how far is the swimmer from the island.

1180_Island.jpg

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Mathematics: A helicopter lifts up 1000 feet over an island and spots a
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