1.

The angle of elevation of a cloud C from a point P, 200 m above a still lake is 30∘. If the angle of depression of the image of C in the lake from the point P is 60∘, then PC (in m) is equal to

Answer»

The angle of elevation of a cloud C from a point P, 200 m above a still lake is 30. If the angle of depression of the image of C in the lake from the point P is 60, then PC (in m) is equal to



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