Предмет: Математика, автор: dianaovcar

знайдіть довжину кола радіус якого дорівнює 7 см

Ответы

Автор ответа: 7julija7

1

Відповідь: C = 14π см або С = 43,96 см

Покрокове пояснення:

r = 7 см

С = 2•π•r

C = 2•π•7 см = 2•7•π см = 14π см або С = 2•3,14•7 см = 43,96 см

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