В треугольнике ABC углы A=45 угол C=15 сторона BC=4 корня из 6 найдите длину стороны AC - №31529031

В треугольнике ABC углы A=45 угол C=15 сторона BC=4 корня из 6 найдите длину стороны AC
- Предмет:
  Геометрия
- Автор:
  ifigenia
- 6 лет назад

Ответы 1

Угол В = 180 - (45+15)= 120° $\frac{4 \sqrt{6} }{45} = \frac{x}{120}$ $x = 4 \sqrt{6} \times 120 \div 45$ $x = 10 \times \frac{2}{3} \sqrt{6}$
- Автор:
  megan73
- 6 лет назад
- 0
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