Mathematics, 27.01.2020 19:31 gabrielleteti
From a ship, the angle of elevation of a point, a, at the top of a cliff is 21°. after the ship has sailed 2,500 feet directly toward the foot of the cliff, the angle of elevation of ∠a is 47°. (assume the cliff is perpendicular to the ground.) the height of the cliff is __ feet.
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From a ship, the angle of elevation of a point, a, at the top of a cliff is 21°. after the ship has...
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