If flying height of a spacecraft is H, the length of air base is B and the parallax difference between two points is dp, then the difference in height

If flying height of a spacecraft is H, the length of air base is B and the parallax difference between two points is dp, then the difference in height Correct Answer $${\text{h}} = \frac{{{\text{dp}}}}{{\frac{{\text{B}}}{{\text{H}}}}}$$

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