Предмет: Алгебра, автор: ahack443

помогите с задачей с чертежом

Приложения:

mathgenius: 180°-2*58°= 64°
mathgenius: Углы при основе равны , так как он равнобедренный
ahack443: как сделать чертеж?

Ответы

Автор ответа: mathgenius
1

Ответ: 64°

Объяснение:

Углы при основе  BC равны , так как треугольник  равнобедренный

∠C=∠B=58°

Из суммы углов треугольника

∠A= 180°-∠B-∠C = 180°-2*58°= 64°

Приложения:

mathgenius: Перезагрузи страницу
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