Предмет: Геометрия, автор: kricklilchik

у трикутнику Один кут дорівнює 40° а другий у 6 разів більше від третього знайдіть кути даного трикутника

Ответы

Автор ответа: Tvorisomnoychudesa

1

Ответ:

20° и 120°

Объяснение:

40°+6х+х=180°

7х=180°-40°

7х=140°

х=20°

6*20°=120°

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