Предмет: Математика, автор: iagaronovamailru

два прямоугольника имеют одинаковую площадь. длина 18 см.ширина 9 см.найди ширину 2го прямоугольника если его длина в 2 раза меньше.

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Автор ответа: Аноним

18 • 9 = 162 ( см2 ) площадь
18 : 2 = 9 ( см2 ) длина второго
162 : 9 = 18 ( см ) ширина второго
Ответ 18 см

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GREAT BRITAIN
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8. The British Prime Minister is ……
9. English is …….. of the state.
10. London is ……. It is the country ……..
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