Вопрос школьника по предмету Математика
поле прямоугольного формы имеет площадь 3 га его длина 200м вычислите периметр поля
Ответ учителя по предмету Математика
1) 3 га = 30000 кв. м.
2) 30000: 200 = 150 м — ширина поля
3) Р = 2*(а + b)
Р = 2*(200+150) = 2*350 = 700 м — периметр поля
Ответ: Р = 700 м
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