Предмет: Геометрия, автор: ekaterinakalashnikov

Помогите плиз.Очень надо.Мне номер 1 не надо,Помогите решить номер 2,3,4.Пожалуйста.Очень очень надо.

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Автор ответа: Elo4kaw

0

Вертикальные углы равны.

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