Tuiste ❯ Almal Definisies ❯ Berekening ❯ Meetkunde ❯ Wasser Definisie
Wasser Definisie
A washer or annulus is the region between two concentric circles which have different radii. The area of a washer = π (R2 − r2)
Verwante definisies
Bronne
“Annulus.” Mathwords, www.mathwords.com/a/annulus.htm.
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