$ \theta = 270^\circ $: $ \cos 540^\circ = \cos 180^\circ = -1,\ \sin 270^\circ = -1 $ → valid - AMAZONAWS

📅 March 11, 2026 👤 scraface

Mar 11, 2026

$$ \theta = 270^\circ $: $ \cos 540^\circ = \cos 180^\circ = -1,\ \sin 270^\circ = -1 $ → valid$