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Which formula should be used to find the circumference of a circle?

Which formula should be used to find the circumference of a circle?
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1 vote
Which formula should be used to find the circumference of a circle?

asked
User Vanarajcs
by
8.3k points

2 Answers

5 votes

2\pi {}r}
answered
User Davin
by
8.7k points
5 votes
Formula for circumference = πD (where D is the Diameter)

Since diameter = 2 x radius, we can also write the formula as :

Formula for circumference = 2πr (where r is the radius)
answered
User Dmitri Sologoubenko
by
8.0k points
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