решите задачу под номером 11 (огэ )

решите задачу под номером 11 (огэ )
- Предмет:
  Геометрия
- Автор:
  leonorbanks
- 6 лет назад

Ответы 1

Находим высоту которая на картинке:Высота² = 25² - 20² ;Высота² = 625 - 400 ;Высота² = √225 ;Высота = 15 ;Проводим вторую высоту чуть-чуть левее и находим "?(Картинка)"?² = 17² - 15² ;?² = 289 - 225 ;?² = √64 ;? = 8Находим верхнее основание... 23 - 8 = 15Sтрапеции = ((Верхнее основание + Нижнее основание) / 2 ) × Высоту = (15 + (20+23) / 2) × 15 = (58 / 2) × 15 = 29 × 15 = 435Sтрапеции = 435
- Автор:
  codi4sfs
- 6 лет назад
- 0
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решите задачу под номером 11 (огэ )

Ответы 1

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