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What is the circumference if 13cm is the diameter?

Anonymous

∙ 15y ago

Updated: 4/28/2022

The formula for the circumference (C) of a circle is C = 2πr where r is the radius.

But, the diameter (D) of a circle is twice the radius so this formula can be written C = πD.

C = π x 13 = 40.841 cm (3dp)

Wiki User

∙ 15y ago

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