если угол при вершине на 130,5 больше угла при основании, то в равнобедреном треугольнике угол при основании равен - №23449875

если угол при вершине на 130,5 больше угла при основании, то в равнобедреном треугольнике угол при основании равен
- Предмет:
  Геометрия
- Автор:
  boomhauer5m0m
- 5 лет назад

Ответы 1

Х-искомый130,5+3Х=1803Х=49,5Х=16,5
- Автор:
  salvatorempq6
- 5 лет назад
- 0
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