Предмет: Математика, автор: pshenichnyy06

Участок земли имеет форму прямоугольника ширина которого 16 м а длина на 4 м больше он обнесён проволокой в три ряда сколько проволоки потребовалось

Ответы

Автор ответа: aleksandruklili
0
Ширина 16м
Длина  16+4=20м
Р=(20+16)*2=72м
72*3=216м нужно проволоки
ответ216м
Автор ответа: maxmin
0
1)16+4=20(м)
2)$=(16+20)•2=72(м)
3)72•3=216(м)
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