Question 15 • AZ-Common Core Algebra II B
Coterminal angles differ by a whole-number multiple of 360°. Compared with 145°, −575° differs by −720° (−2 × 360°), −215° by −360°, 505° by 360°, and 865° by 720°, so these are coterminal. The other choices do not differ from 145° by a multiple of 360°.
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