Предмет: Геометрия, автор: shchurovaekaterina88

помогите пожалуйста !!

Приложения:

Ответы

Автор ответа: notaloneboy

2

к1 = 70/2=35

к3 = к1

к2=180-35=145

к4=к2

В. 145

к - угол

в. - ответ

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