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प्रश्न
Find the distance between the helicopter and the ship
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उत्तर
From the figure AS is the distance between the helicopter and the ship.
∆APS is a right angled triangle, by Pythagoras theorem,
AS2 = AP2 + PS2
= 802 + 1502 = 6400 + 22500
= 28900
= 1702
∴ The distance between the helicopter and the ship is 170 m
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