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Пытатель24
@Пытатель24
July 2022
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Treugolnik ABC , угол С=90градусов,угол А=60градусов . Найти sinB , cosB ,tgB?
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andris969
180-90-60=30
sin30=0.5
cos30=0.8660
tg30=0.5774
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Answers & Comments
sin30=0.5
cos30=0.8660
tg30=0.5774