Encyclopedia > Circumference

Article Content

Circumference

Circumference is the distance around a circle; it can be calculated as:

circumference = 2 π r
circumference = π d

where r is the radius and d is the diameter of the circle.

π is also referred to as Pi.

All Wikipedia text is available under the terms of the GNU Free Documentation License

Search Encyclopedia

Search over one million articles, find something about almost anything!

Featured Article

Indian reservation

... Reservation[?] Moapa River Indian Reservation[?] Coeur D'Alene Indian Reservation[?] Nez Perce Indian Reservation[?] Fort Hall Indian Reservation[?] Duck Valley ...