Предмет: Геометрия, автор: InfernoO

В треугольник АБС угол С равен 90 градусам. АС=5, ВС=5 квадратных корней из 3. Найдите sinB

Ответы

Автор ответа: dmitrijkeee

0

находим гипотенузу АВ она равна АВ=(корень квадрат) 25 + 25*3=(в итоге из под корня получаем 10
далее sinB= АС/АВ=5/10=0,5

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