File talk:Unit circle angles color.svg
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which colors are sin and cos? should be in title box. — Preceding unsigned comment was added by 68.112.238.232 (talk) 18:46, 10 July 2018 (UTC)
which colors are sin and cos? should be in title box. — Preceding unsigned comment was added by 68.112.238.232 (talk) 18:46, 10 July 2018 (UTC)[返信]
