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Subjects>Math>Math & Arithmetic

How many square millimeters are in a 12 inch round circle?

Anonymous

∙ 13y ago

Updated: 10/25/2022

Assuming that 12" round means a circle with a circumference of 12", its radius would be 12/(2*pi) = 6/pi inches.

Its area would, therefore, be pi*(6/pi)2 = 36/pi sq inches.

In terms of sq mm, that is 7393 sq mm (to 4 sig figs).

Wiki User

∙ 13y ago

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