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UPSC CDS Math Height and Distances Questions

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The angles of elevation of the tops of two pillars of heights h and 2h from a point P on the line joining the feet of the two pillars are complementary. If the distances of the foot of the pillars from the point P are x and y respectively, then which one of the following is correct?

2h2=x2y
2h2=xy2
2h2=xy
2h2=x2y2

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