The distance formula is used to find the distance between two points in a plane. The formula is derived from the Pythagorean theorem and is given by $d=\sqrt{\left(x_{2}-x_{1}\right)^{2}+\left(y_{2}-y_{1}\right)^{2}}$. Here, $(x_{1}, y_{1})$ and $(x_{2}, y_{2})$
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