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Let AB be a vertical pole placed at poin...

Let AB be a vertical pole placed at point A on the ground. P and Q are two points on the ground such that points A, P and Q are collinear. Angles of elevation of ponit B (top of pole) from P and Q are `30^(@)` and `45^(@)` respectively. If distance P and Q is 2m, then height ofthe pole is

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28 . 2 km
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