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Моторлы қайық екі айлақ арасын өзен ағысымен 1,5 сағат, ал кері қайтқанда 2 сағатта жүріп өтті. Қайықтың меншікті жылдамдығы 14 км/сағ. Екі айлақтың арақашықтығын табыңыз.
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Предмет:
Математика -
Автор:
lilly41 - 5 лет назад
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Ответы 1
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1,5саг+2саг=3,5сагS = U*T=14км/саг * 3,5саг=49кмЖауабы: аракашыктыгы 49км
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Автор:
braxtonhudson - 5 лет назад
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