Mathematics, 13.05.2021 22:00, JAYDENJONES0111

Show that sin? 20° +sin? 40° + sin 80
2
(HINT: 40° = 60° -20° and 80° = 60° + 20°

Answers: 3

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Show that sin? 20° +sin? 40° + sin 80
2
(HINT: 40° = 60° -20° and 80° = 60° + 20°...