The relationship of a circles circumference to it's diameter is Pi x diameter. So a 1cm diameter circle will have a circumference of 3.142 cm to the third d.p.
Chat with our AI personalities
The perimeter of a circle is its circumference
The round perimeter of circle is its circumference
The perimeter of a circle is its circumference
The distance around a circle is its circumference
The formula; 2 * Pi * Radius = circumference Will calculate the circumference of a circle.