Предмет: Геометрия, автор: darialevcuk932

Сторони одного прямокутника дорівнюють 5 см і 9 см. Знайдіть сторони подібного прямокутника, якщо його площа 180 см^.​

Ответы

Автор ответа: nika121809
4

Ответ:10 и 18

Решение

5*9=45

180/45=4

значит большой квадрат больше маленького в четыре раза. тогда каждая сторона должна быть больше в два раза так как 2*2=4

5*2=10

9*2=18

10*18=180

alenkakorzh2006: Почему каждая сторона должна быть больше на 2 раза если к=4
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