Предмет: Математика, автор: Лена1234567889646

Длина комнаты 6 метров, это в 2 раза больше её ширины. Найди площадь комнаты.
1) 18 метров 2) 72 кв.метров 3) 9 кв.метров 4) 18 кв.метров

Ответы

Автор ответа: умница298
6
1) 6:2=3м - ширина 2)6*3=18м в квадрате- площадь Ответ : 18 м в квадрате

Лена1234567889646: Почему нужно разделить, а не умножить?
Оладушка0: ширина не может быть больше длинны
Лена1234567889646: а понятно
Лена1234567889646: спасибо
Оладушка0: не за что :D
умница298: Омг описалась
Автор ответа: Оладушка0
2
1) 6:2=3(м)-ширина
2)3*6=18(м кв.)- площадь

Лена1234567889646: Почему нужно разделить, а не умножить?
Лена1234567889646: спасибо
умница298: Лена потому что в 2 раза больше, значит 6 в 2 раза больше. И получаем 6:2
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