# Annulus Area Calculator

In mathematics, an annulus (the Latin word for "little ring" is anulus, with plural anuli) is a ring-shaped object, a region bounded by two concentric circles. The adjectival form is annular (as in annular eclipse).

In mathematics, an annulus (the Latin word for "little ring" is anulus, with plural anuli) is a ring-shaped object, a region bounded by two concentric circles. The adjectival form is annular (as in annular eclipse).

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