wengie67 wengie67

01-05-2020
Mathematics

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Formula for finding the circumference of a circle (both formula)

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elliottou elliottou

01-05-2020

Answer:

C = 2πr = dπ

Step-by-step explanation:

given radius r, the circumference is

2πr, derived from the fundamental theorem of calculus

since diameter d = 2r the circumference is also dπ

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