Предмет: Математика, автор: ugryumchic

вычислить длину круга диаметр которого равно 5.8 дм"

Ответы

Автор ответа: dtnth

Длина окружности равна
$L=pi*d=3.14*5.8=18.212$ дм

Автор ответа: Аноним

Длина окружности круга вычисляется по формуле С=πd, d-это диаметр , а π≈3,14
С= 5,8π≈5,8·3,14=18,212 дм

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