Предмет: Математика, автор: iuiiiii92

Помогите пожалуйста

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Автор ответа: Kapriss24

1

Ответ:

віжношення двох чисел не зміниться якщо кожне з них помножити або поділити на оде й те саме, відмінне від нуля, число

рівність двох відношень - пропорція

добуток крайніх членів дорівнює добутку середніх

тобто

$\frac{10}{5} = \frac{2}{1}$

$10 \times 1 = 5 \times 2$

iuiiiii92: Спасибі

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