Предмет: Математика, автор: 1танечка

длига прямоугольной крыши 15 м,а её пириметр 46 м.Сколько весит снег,если силой,покрывающий 1 м квадратный ,весит 14 кг?

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Автор ответа: Аноним

0

1) 46 : 2 - 15 = 8 ( м ) ширина ; 2) 15 * 8 = 120 ( кВ м ) площадь ; 3) 14 * 120 = 1680 ( кг )

Автор ответа: 1танечка

0

спасибо

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