Предмет: Математика, автор: Ерикае

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Рассчитана круглая площадка радиусом 500 метров.


сравните



длина забора или 4 км

​

Ответы

Автор ответа: kaktotaksus
1

Ответ:

длина забора<4 км

Пошаговое объяснение: длина окружности=2п*R

соответственно, длина забора = 2*3,14*500=3140 метров

4км=4000 метров

3140<4000

следовательно, длина забора<4 км

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