Предмет: Геометрия, автор: Аноним

Визнач величини кутів рівнобедреного трикутника △, якщо зовнішній кут при основі дорівнює152°.

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Ответы

Автор ответа: oleksandrpetrov
4

Ответ:

28°, 28°, 124°

Объяснение:

У рівнобедреного трикутника кути при основі рівні

Сума всіх кутів трикутника – 180°

180°-152°=28° – внутрішній кут при основі

28°*2=56° – сума кутів при основі

180°-56°=124° – кут при вершині

Кути трикутника: 28°, 28°, 124°

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