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If the radius is 8.1 cm then what is circumference

If the radius is 8.1 cm then what is circumference
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If the radius is 8.1 cm then what is circumference

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User Alex Nikolaenkov
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7.5k points

2 Answers

7 votes
circumference of a circle = 2πr
circumference = 2xπx8.1
=16.2π cm
=50.89cm (2dp)
answered
User Chas
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8.3k points
5 votes
Hey there o see to need help well I am here to do just that you have to multiply 8.1 x pi(3.14) and get 25.434
answered
User Pjulien
by
7.8k points
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