Предмет: Математика, автор: sofijajefimova

Умоляю срочно очень мне осталось 10 минут. срооочно. без обмана даю 30 баллов.
Высота равнобедренной трапеции равна половине боковой стороны трапеции. Найдите углы трапеции.
написать всё как надо дано, решение, ответ.

Ответы

Автор ответа: 20111Mat

0

Відповідь:

проведя высоту получаем прямоугольный треугольник сторона против 30° равен гипотенузы значит углы при большей основания равны по 30°, а углы меньше оснований по 360° - 30° + 30°= 150°150°, 150°, 30°, 30°

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