Предмет: Математика, автор: segor2900

Длина окружности 0,314 м. Найти радиус, диаметр, площадь круга.

Ответы

Автор ответа: Аноним

Ответ:

R=0.05м

D=0.1м

S=0.00785м

Пошаговое объяснение:

l=2πR=0.314м(пусть π=3,14)

0,314=2R*3.14

R=0.314/(2*3.14)=0.05м

D=2R=0.05*2=0.1м

S=πR^2=3.14*0.05^2=0.00785м

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