Question

what is use of paralax

Answer 1

To measure large distances, such as the distance of a planet or a star from Earth, astronomers use the principle of parallax. Here, the term parallax is the semi-angle of inclination between two sight-lines to the star, as observed when Earth is on opposite sides of the Sun in its orbit

Answer 2

to measure large distance, such as the distance of planet or star from Earth, astronomers use the principle of parallax.

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