18 karat gold jewelry wholesale As shown in the figure, the Yuan C passes through the original point O, and intersects with the coordinate axis to A and D, respectively. It is known that ∠OBC = 30 °, and the coordinate of point D is (0, 2), then the coordinate of the point A is to the coordinate of A as the

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18 karat gold jewelry wholesale As shown in the figure, the Yuan C passes through the original point O, and intersects with the coordinate axis to A and D, respectively. It is known that ∠OBC = 30 °, and the coordinate of point D is (0, 2), then the coordinate of the point A is to the coordinate of A as the