Предмет: Математика, автор: PinkiePiu

Длина прямоугольного участка земли 43 метра а его ширина на 15 метров меньше длина Найдите периметр и площадь участка

Ответы

Автор ответа: zhenyaM2002

1) 43-15= 28 (м) длина
2) Р= 2 * (28+43) = 2*71=142 (м) периметр
3) S= 43 * 28 = 1204 (м²) площадь

Ответ: Р= 142 м , S= 1204 м² . .

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