A submarine, cruising at a depth d= 65 meters, is on a trajectory that passes directly below a ship (see figure). If 0 is the angle of depression from the ship to the submarine, find the distance L from the ship to the sub when 0 = 70°. Round to the nearest meter. a) Show the given value in the drawing. b) Find sin 0 and cos 0. c) Find the value of L. L

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