Send help pls, idk how to answer this

asked Mar 1, 2020 89.9k views

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7 votes

Use the law of cosines. Let
be the distance you want to find (between Alnitak and Mintaka). Then

$x^2=736^2+915^2-2(736)(915)\cos3^\circ$

$\implies x\approx184\,\mathrm{ly}$

PHF answered Mar 4, 2020

by PHF

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