Surveying A surveyor in a helicopter is trying to determine the width of an island, as shown in the figure.
(a) What is the shortest distance d the helicopter would have to travel to land on the island?
(b) What is the horizontal distance x the helicopter would have to travel before it would be directly over the nearer end of the island?
(c) Find the width w of the island. Explain how you found your answer.
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