Ответ:
sinB
Объяснение:
sinB = AC/BC = 8/10 = 4/5
cosB = AB/BC = 6/10 = 3/5
tgB = AC/AB = sinB/cosB = 4/3
ctgB = AB/AC = 1/tgB = 3/4
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Ответ:
sinB
Объяснение:
sinB = AC/BC = 8/10 = 4/5
cosB = AB/BC = 6/10 = 3/5
tgB = AC/AB = sinB/cosB = 4/3
ctgB = AB/AC = 1/tgB = 3/4