ldie3067 ldie3067

10-11-2021
Mathematics

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If the area of a circle is 4 cm what is the circumference of the circle

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nooris0663 nooris0663

10-11-2021

Answer:

7.09

Step-by-step explanation:

A=πr2

C=2πr

solving for c: C=2πA=2·π·4≈7.08982

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