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A monument consists of a statue mounted on top of a concrete pedestal. A boy, standing 9m away from the monument, notices that the angle

A monument consists of a statue mounted on top of a concrete pedestal. A boy, standing 9m away from the monument, notices that the angle subtended by the statue is equal to the angle of elevation of the top of the concrete pedestal. If the statue is 1.5 high, what is the vertical distance between the eye level of the boy and the top of the concrete pedestal?

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